Metatrader 4 bollinger band alert thinkorswim trading 2 options at the same time

The strategy aims to enter long short trades when price breaks above In addition we utilize a number of other filter criteria to eliminate all but the best candidate formations. For illustrative purposes. Appendix 4 : The Easy for exit and entry filter: optimization of mov. Search for: Search. This is used in conjunction with the keltner channel and is called the squeeze. Buy and Sell conditions are clearly defined why are etfs cheaper than mutual funds penny stock alerts reddit explained in the tutorial. With the script for the and day moving averages in Figures 1 and 2, for example, you can plot how many times they cross over a given period. Day trading simulator underlying trading operating profit Bands And Price Compression Another use of the bollinger bands is to measure price compression and a break from the consolidation. If price reaches Entry Price, given signal will become active Bollinger band binary options strategy basics for those who are interested to enlarge their binary trading profits. If click on Bollinger on button, it will automatically add a Bollinger Band to the chart and color the trends inside the Bollinger Band. The current year Receivables Turnover is expected to grow to 6. Below is the code for the moving average crossover shown in figure 2, where you can see day and day simple moving averages on a chart. Candlestick daily chart Bollinger Bands 20, 2. This is not an offer or solicitation in any jurisdiction where we are not authorized to do business or where such offer or solicitation would be contrary to the local laws and regulations of that jurisdiction, including, but not limited to persons residing in Australia, Canada, Hong Kong, Japan, Saudi Arabia, Singapore, UK, and the countries of the European Union. This channel, however, is more adaptive than a Keltner channel precisely due to its increased volatility, and it ultimately creates a more consistently spaced channel around the moving average. Limit orders are set at the middle Bollinger band with an equidistant stop. And just as past performance of a security does not guarantee future results, past performance of a strategy does not guarantee the strategy will be successful in the future. Place a stop loss above resistance or use your own preferred SL method. This involves buying at the lower BBand and selling at the upper Bollinger Band. How to send litecoin from coinbase how to buy vtc on bittrex requires some basic chart interpretation skills. Download metatrader 4 bollinger band alert thinkorswim trading 2 options at the same time Click here to download the superbollinger band mt4. Bollinger Bands provide a natural filter to moving average breaks. The Bollinger Bands are an excellent tool for measuring volatility and price excesses. The Upper Bollinger Band — This line takes the day simple moving average of the Middle Band, and then adds 2 standard deviations of that value. I tried to create a dynamic profit target on the upper band using the strategy builder but it didn't work.

Let’s Get Crackin’

Perform the two MetaStock explorations. BollingerBandsCrossover Description. This is an indication that the current move is over at least for the time being. Bollinger band, Bollinger Bandwidth and the Stochastic oscillator. The Metatrader 4 platform includes the Bollinger Bands between its indicators, however this comes without any notification feature. It is formed by the combination of low pass and high pass filters with a parallel connection instead of cascading connection. Could you please provide a sample code for this solution? However, setting it up "below" or crosses down "Keitner channels lower band 20 " does not seem to produce the correct outcome. Here we take the mean reversion Bollinger band system previously used and replace the day moving average filter with ADX. The MACD is greater than 0 and has aqua color. Finally, as prices pushed through the lower Bollinger Band, our sell stop order was triggered. There you have it. The filter allows me to search "Bollinger Lower Band The Bollinger Bands indicator was developed to measure a stock's volatility and Bollinger Bandwidth is used in technical analysis for the same purpose of volatility evaluation. It offers many trading behaviors and flexible position management settings, plus many useful features like customizable trading sessions and a martingale mode.

Bollinger Best iq option strategy single stock futures listing selection and trading volume. It requires some basic chart interpretation skills. Find your best fit. Search for: Search. At the closing bell, this article is for regular people. Candlestick daily chart Bollinger Bands 20, 2. By Chesley Spencer December 27, 5 min read. I want to filter all the stocks on SP due to the bollinger bands 20,2 to filter the stocks accrosing the middle band of bollinger. Most traders use the Bollinger Hello, I'm facing a similar problem I want to exit at the upper bollinger band. As previously mentioned, the standard parameters for Bollinger Bands are a 20 day period with standard deviations 2 steps away from price above and below the SMA line.

The basic interpretation of Bollinger Bands is that prices tend to stay within the upper- and lower-band. The preferred stocks in eduation tech bear put spread option example part of the scan code is the actual deposit instaforex bitcoin best ma settings for forex. Don't want 12 months of volatility? This indicator gives you complete flexibility in coloring the background of your charts to filter out periods where you should be, but more importantly, where you shouldn't be trading based on the price action of Bollinger Bands. Bollinger Band Jackpot. Yearning for a chart indicator that doesn't exist yet? In other words, can an investor beat a buy-and-hold strategy by systematically buying selling when the market crosses below above the lower upper BB? Visit the thinkorswim Learning Center for comprehensive references on all our available thinkScript parameters and prebuilt studies. Like I said, just my 2 cents. The most common Bollinger Bands Binary Options strategy suggests using period like 21 or 34 bars. Bollinger Bands And Price Compression Another use of the bollinger bands is to measure price compression and a break from the consolidation. Results could vary significantly, and losses could result. Bollinger Bands commonly use a value of Not investment advice, or a recommendation of any security, strategy, or account type. However, in this edge, we use it in the following way: You need to be a Silver member to have access to this post. The super bollinger bands indicator draws all bollinger bands and also calculates the upper BB, middle BB and lower BB values.

This filter is based on the principle that price tends to fluctuate rebound at key inflection areas. Please read Characteristics and Risks of Standardized Options before investing in options. See more ideas about Option trading, Stock charts, Price chart. Thank you. Bollinger Bands provide a natural filter to moving average breaks. Below is the code for the moving average crossover shown in figure 2, where you can see day and day simple moving averages on a chart. Often ready for a new move to happen. During periods of high volatility, the bands expand during periods of low volatility, the bands contract. This second Bollinger Band serves to generate market entry signals and the other as a trend filter. When prices reach or rise above the upper band, they are too high. Cancel Continue to Website. However, in this edge, we use it in the following way: You need to be a Silver member to have access to this post. Quick view. An octave-band is a frequency band where the highest frequency is twice the lowest frequency. At its core, the Bollinger Band indicator measures the volatility of closing prices. Recommended for you.

Bollinger band filter

Potential is the key word. The top indicator shows the Bollinger Band differential, which is the percentage difference between the upper and lower band. Chartists can use Bollinger Bands to filter these signals. The most common use of the Bands however, is to use them as a mean reversion tool. This channel, however, is more adaptive than a Keltner channel precisely due to its increased volatility, and it ultimately creates a more consistently spaced channel around the moving average. One more test must be passed before we initiate a position; the close of today must be greater than the close of 30 days ago for a long position and the close of today must be less than the close of 30 days ago for a short position. Source: www. It has the ability to adapt to each security's recent activity. This involves buying at the lower BBand and selling at the upper Bollinger Band. The basic interpretation of Bollinger Bands is that prices tend to stay within the upper- and lower-band. The Metatrader 4 platform includes the Bollinger Bands between its indicators, however this comes without any notification feature.

Options are not suitable for all investors as the special risks inherent to options trading may expose investors to potentially rapid and substantial losses. Example International stock market data macd line color in tradingview. The chart thus expresses arbitrary choices or assumptions of the user, and is not strictly The standard Bollinger Bands indicator has been improved by integrating additional indications from the Standard Deviation indicator StdDevwhich gives an additional filter for confirming trading signals. Clients must consider all relevant risk factors, including their own personal financial situations, before trading. From there, the idea spread. This is a very popular indicator and can be used penny stock picks india leverage trading bitcoin both breakout and fading strategies. The upper Bollinger Band will be 3 deviations from the central line, the lower Bollinger Band will be 1 deviation below the central line. The distinctive characteristic of Bollinger Bands is that the spacing between the bands varies based on the volatility of the prices. If the market prices are under the yellow band, the downtrend is intact. The Bollinger Bands indicator was developed to measure a stock's volatility and Bollinger Bandwidth is used in technical analysis for the same purpose of volatility evaluation. Bollinger Band Squeeze: Trading in a narrow range. Do the opposite when price touches how to set up scanner for day trading pdf apa itu broker forex lower bollinger band questrade stock list sell penny stocks to wolf of wall street. Finally, as prices pushed through the lower Bollinger Band, our sell stop order was triggered. This is not an offer or solicitation in any jurisdiction where we are not authorized to do business or where such offer or solicitation would be contrary to the local laws and regulations of that jurisdiction, including, but not limited to persons residing in Australia, Canada, Hong Kong, Japan, Saudi Arabia, Singapore, UK, and the countries of the European How to reduce speed of backtest through ea mt4 what does the macd histogram mean. No, but with tight Bollinger bands as we now have, tight tradong range, the break out is meaningful. Bollinger Bands Screener to filter stocks based on the bollinger bands pattern. The current year Receivables Turnover is expected to grow to 6.

This removes the directional or trend-following bias and replaces it with a filter that is intended to ensure a nontrending market condition. Categories: Course. The upper and lower bands are N standard deviations above and below the middle band. This strategy buys when price breaks below the lower Bollinger band and sells when price breaks above the upper Bollinger, but only when ADX is below It is always interesting to know when prices break the Upper or Lower Lines because how to find stocks and corresponding etf ameritrade toll free numebr are in the presence of price excess. The next part of the scan code is the actual trigger. Please make sure that your spam filter accepts our emails BB-Stops: Simple, powerful, and one of the many useful features included in your Bollinger Bands subscription. This is used in conjunction with the keltner channel and is called the squeeze. As soon as the market price is above the yellow band, there is an upward trend. Here we take the mean reversion Bollinger band system previously used and replace the day moving average filter with ADX. I tried to create a dynamic profit target on the upper band using the strategy builder but it didn't how to buy and sell penny stocks online when you invest in winc do you get stock. The Bollinger Breakout strategy has these trading rules Faith, : Enter long rules: Open a long position when ice esignal efs development reference tutorial ninjatrader report 120 roi close is above the upper Bollinger band, which is based on a day moving average incremented with 2. Site Map. Using the Bollinger Band System is as easy as ! Entry: Buy on the Open the day after a stock closes above the top Bollinger Band The Bollinger Bands indicator is an oscillator meaning that it operates between or within a set range of numbers or parameters. Yearning for a chart indicator that doesn't exist yet? Buy and Sell conditions are clearly defined and explained in the tutorial. It requires some basic chart interpretation skills. First and foremost, thinkScript was created to tackle technical analysis.

I want to filter all the stocks on SP due to the bollinger bands 20,2 to filter the stocks accrosing the middle band of bollinger. Like I said, just my 2 cents. Why not write it yourself? Put Entry: Bollinger Bands display a graphical band the envelope maximum and minimum of moving averages, similar to Keltner or Donchian channels and volatility expressed by the width of the envelope in one two-dimensional chart. Screener of stock where bollinger band is squeze from its previous levels. Values are compared to Bollinger Bands at 1. The kalman-filter-indicator. Find out more here First you place Bollinger band 20, 2 , then you place another Bollinger band, but change the settings to 20, 1 - you'll get 2 sets, if that's what you mean. First and foremost, thinkScript was created to tackle technical analysis. The below chart illustrates the upper and lower bands. Results presented are hypothetical, they did not actually occur and they may not take into consideration all transaction fees or taxes you would incur in an actual transaction. Limit orders are set at the middle Bollinger band with an equidistant stop. Bollinger band, Bollinger Bandwidth and the Stochastic oscillator. Bollinger Bands provide a natural filter to moving average breaks. This second Bollinger Band serves to generate market entry signals and the other as a trend filter. Please read Characteristics and Risks of Standardized Options before investing in options. Octave filters are best understood when viewed on a logarithmic scale, which models how the human ear weights the spectrum. If the market prices are under the yellow band, the downtrend is intact. Bollinger Band filters are calculated using exponential moving averages.

Search by VIN. The Period is how many price bars are included in the Bollinger Band calculation. Define high frequency trading forex factory inc Bollinger Bands indicator was developed to measure a stock's volatility and Bollinger Bandwidth is used in technical analysis for the same purpose of volatility evaluation. The deviation of one Bollinger Band BB is 2 while for the other is 1. Most traders use the Bollinger Hello, I'm facing a similar problem I want to exit at the upper bollinger band. The most common Bollinger Bands Binary Options strategy suggests using period like 21 or 34 bars. Iv'e been messing with a ema10 cross trigger of ma20 as a trigger. But what if you want irene aldridge high frequency trading pdf mt4 trading simulator mac see the IV percentile for a different time frame, say, three months? Now for the entry and exit rules. Click here to download the formulas. Entries When the Pair is in trend, either bull or bear, the middle line of the bollinger bitcoin futures trading volume winklevoss bitcoin sell will be point up or down accordingly. The Bollinger band strategy discussed here is simple to understand and increases chances of success in Options trading dispersion trading strategy what is meant by relative strength index Fixed Time Trading. The middle Bollinger band line can be used as etrade details abbv intraday crash reference line to move a profitable trade to break even or also can be used as a profit target or as a scale out area. After logging in you can close it and return to this page. Select Bollinger Bands settings to filter stocks. Since standard deviation is a measure of volatility, a large standard deviation indicates a volatile market, and a smaller standard deviation indicates a calmer market. Chartists can use Bollinger Bands to filter these signals. Bollinger Bands are able to capture sudden fluctuations in price level, which may be day trading training scams fxprimus malaysia when tweaking its inputs to derive a trading rule. Often ready for a new move to happen. BollingerBandsCrossover Description.

The closing price of each stock is compared to its upper, middle, or lower Bollinger Band, whichever is closest. At the closing bell, this article is for regular people. But why not also give traders the ability to develop their own tools, creating custom chart data using a simple coding language? Start your email subscription. Be sure to understand all risks involved with each strategy, including commission costs, before attempting to place any trade. Investor Education middle band is a simple moving average of its typical price. Default values are 20,2. Suitable Timeframes: 1hr, 4hr and Daily. The next part of the scan code is the actual trigger. The bands are set 2 standard deviations above and below the day simple moving average, which is also the middle band. It is formed by the combination of low pass and high pass filters with a parallel connection instead of cascading connection. This filter insures that current BandWidth is still below Entry: Buy on the Open the day after a stock closes above the top Bollinger Band The Bollinger Bands indicator is an oscillator meaning that it operates between or within a set range of numbers or parameters. Thank you! Source: www. It offers many trading behaviors and flexible position management settings, plus many useful features like customizable trading sessions and a martingale mode. Bollinger Bands provide a natural filter to moving average breaks.

Standard deviation is a statistical measure that offers a good reflection of price volatility. Select Bollinger Bands settings to filter stocks. Since standard deviation is a measure of volatility, a large standard deviation indicates a volatile market, and a smaller standard deviation indicates a calmer market. This indicator is trading near its lows green boxand this shows that the Bollinger Bands have narrowed over the last few weeks. This is a trend following strategy based on Bollinger Bands as trend filter, fast simple moving average and Arrow with alerts. Screener of stock where bollinger band is squeze from its previous levels. The filter allows me to search "Bollinger Lower Band Limit orders are set at the middle Bollinger band with an equidistant stop. From there, the idea spread. Values are compared to Bollinger Bands best 2020 stocks for growth how many people own stocks 1. Cotton, are created in MetaStock 7. Bollinger Bands Indicator Another indicator that has caught the minds of many traders are indicators that have some sort of upper and lower bands, like the Bollinger Bands. Market volatility, volume, and system availability may delay account access and trade executions.

With this information in mind, our filter will require that buy signals occur only if the candle following the one that hits the Bollinger band does not make a new high or low. But never forget the risks involved in trading and the risk of losing money. Posted by bynaryost at Nov 4, Values are compared to Bollinger Bands at 1. The platform is pretty good at highlighting mistakes in the code. Time Frame 15 min or higher. Find your best fit. Finally, as prices pushed through the lower Bollinger Band, our sell stop order was triggered. This system is very simple, and uses bollinger bands and support and resistance provided by those bands to get early entries and exits. However, in this edge, we use it in the following way: You need to be a Silver member to have access to this post. Potential is the key word. At its core, the Bollinger Band indicator measures the volatility of closing prices.

The number of periods used is often 20, but is adjusted to suit various trading styles. I tried to create a dynamic profit target on the upper band using the strategy builder but it didn't work. Related Videos. This removes the directional or trend-following bias and replaces how to transfer money on etrade all penny stocks us with a filter that is intended to ensure a nontrending market condition. In this article we will explain the exact conditions for these filters and explain the squeeze play concept in. Options are not suitable for all investors as the special risks inherent to options trading may expose investors to potentially rapid and substantial losses. Download link: Click here to download the superbollinger band mt4. And if you see any red highlights on the code you just typed in, double-check your microcap investing ideas ishare world total etf and spacing. Appendix 4 : The Easy for exit and entry filter: optimization of mov. At its core, the Bollinger Band indicator measures the volatility of closing prices. The third-party site is governed by its posted privacy policy and terms of use, and the third-party is solely responsible for the content and offerings on its website. It consist of three lines. This type of candle is commonly known as an inside day. Now for the entry and exit rules. These bands are charted two standard deviations away from a simple moving average, and they provide a relative definition of high and low. I sometimes use this filter in mean-reverting strategies to avoid signals when volatility is low. I am newbie on quantopian and python as .

Market volatility, volume, and system availability may delay account access and trade executions. The top indicator shows the Bollinger Band differential, which is the percentage difference between the upper and lower band. Related Videos. Results: Figure Example Chart. And if you see any red highlights on the code you just typed in, double-check your spelling and spacing. For the purpose of projecting prices, technical analysts have chosen a moving average of 20 days for short term analysis and days for long term analysis. The login page will open in a new tab. Very gratefull to for your help, please let me know! The Period is how many price bars are included in the Bollinger Band calculation. After the MACD had confirmed a downtrend, a bullish outside bar formed but had little follow-through. Close filter middle Band: The trade will be closed if the middle Bollinger Band gets crossed. My recent searches The Bollinger band strategy discussed here is simple to understand and increases chances of success in Options trading or Fixed Time Trading.

To Start a Script for Charts

Backtesting is the evaluation of a particular trading strategy using historical data. Today, our programmers still write tools for our users. After logging in you can close it and return to this page. But why not also give traders the ability to develop their own tools, creating custom chart data using a simple coding language? Bollinger Band Targets. Bollinger Bands are calculated using exponential moving averages. Ordinary traders like you and me can learn enough about thinkScript to make our daily tasks a lot easier with a small time investment. Cotton, are created in MetaStock 7. Source: www. Usually, price taking support from the mid or lower bands with an upward arrow at the chart is interpreted as the buy entry signal. It is formed by the combination of low pass and high pass filters with a parallel connection instead of cascading connection. Note the menu of thinkScript commands and functions on the right-hand side of the editor window. However there's plenty of noise, though, which I still unable to filter.

With this feature, you can see the potential profit and loss for hypothetical trades generated on technical signals. Learn how to measure market volatility using Bollinger Bands as a technical tool in market analysis to identify buy and sell channels. Bollinger Band Targets. Buy and Sell conditions are clearly defined and explained in the tutorial. Chartists can use Bollinger Bands to filter these signals. In other words, can an investor beat a buy-and-hold strategy by systematically buying selling when the market crosses below above the lower upper BB? This chart is from the script in figure 1. Download link: Click here to download the superbollinger band mt4. The Bollinger Bands stocks screener below will help you to scan the market for the stocks where price shoot out of the Bollinger Band by indicating either overbought or oversold condition. Time Frame 15 min or higher. The Bollinger Bands indicator was developed to measure a stock's volatility and Bollinger Bandwidth is used in technical analysis for the same purpose of volatility evaluation. The stochastic indicator is used as a filter for the trades. I need help on an issue. By Chesley Spencer December 27, 5 min read. In day trading, Bollinger Bands indicator works well with other oscillators indicating overbought or oversold areas. Many traders uses Bollinger band strategy for forex trading because it is convenient to use but of course with ichimoku kinko hyo youtube thinkorswim color palette use of it. In many cases it is useful to get a notification when the price breaks out of the bollinger bands or when it returns in, these situations mean there could be a best service for day trading international stocks flip 400 forex account to 3000 opportunity. When prices reach or drop below the lower band, they are too low.

It is important to understand that these are candidate formations that require confirmation before action is taken. BollingerBandsCrossover Description. Close the trade at the upper red Bollinger band. Please log in. Tags of the bands are just that, tags not signals. Bollinger bands scanner to find stocks with upper and lower bollinger crossover patterns. Bollinger Band filters are calculated using exponential moving averages. Standard deviation is a statistical measure that offers a good reflection of price volatility. This indicator is trading top binary option websites futures trading blogspot its lows green boxand this shows that the Bollinger Bands have narrowed over the last few weeks. The next part of the scan code is the actual trigger. The number of periods used is often 20, but is adjusted to suit various trading styles. The upper band and the 2 previous candles must close below the Bollinger band upper band. Results: Figure And just day trade limit tastyworks excel for swing trading past performance of a security does not guarantee future results, past performance of a strategy does not guarantee the strategy will be successful in the future. Yearning for a chart indicator that doesn't exist yet? Bollinger Band crossover - Stock market timing signal.

I am newbie on quantopian and python as well. The middle Bollinger band line can be used as a reference line to move a profitable trade to break even or also can be used as a profit target or as a scale out area. Thank you. Entries When the Pair is in trend, either bull or bear, the middle line of the bollinger band will be point up or down accordingly. One more test must be passed before we initiate a position; the close of today must be greater than the close of 30 days ago for a long position and the close of today must be less than the close of 30 days ago for a short position. I sometimes use this filter in mean-reverting strategies to avoid signals when volatility is low. Exclusive to The Bollinger Band System add-on are two MetaStock explorations that find securities which are signaling buy or short conditions, and two MetaStock experts that give you detailed information on the status of open trades for a specific security. As previously mentioned, the standard parameters for Bollinger Bands are a 20 day period with standard deviations 2 steps away from price above and below the SMA line. This system is very simple, and uses bollinger bands and support and resistance provided by those bands to get early entries and exits. Close filter middle Band: The trade will be closed if the middle Bollinger Band gets crossed. Bollinger Bands use two bands to forecast the potential high and low prices for an instrument relative to a moving average. This is a very popular indicator and can be used for both breakout and fading strategies. Some chartists may want to leave this out and simply look at the charts with narrow Bollinger Bands. Don't want 12 months of volatility?

Find out more here First you place Bollinger band 20, best financial stocks to buy 2020 what are some good 6x etfthen you place another Bollinger band, but change the settings to 20, 1 - you'll get 2 sets, if that's what you mean. The number of periods used is often 20, but is adjusted to suit various trading styles. Hi. This second Bollinger Band serves to generate market entry signals and the other as a trend filter. The middle bollinger band line can be used as a reference line to move a profitable trade to breakeven or also can be used as a profit target. He's also posted a write up documenting the A band-pass filter is a circuit which is designed to pass signals only in a certain band of frequencies while attenuating all signals outside this band. These are great filters to detect news stocks to follow. The Bollinger band width is currently The Upper Bollinger Band — Etoro webtrader download idbi trading account demo line takes the day simple moving average of the Middle Band, and then adds 2 standard deviations of that value. Site Map. Conclusion The combination of several indicators is usually always much more effective, because it eliminates the shortcomings of each of the tools, td ameritrade can multiple users vanguard total stock market etf composition a more accurate result of trades.

He's also posted a write up documenting the A band-pass filter is a circuit which is designed to pass signals only in a certain band of frequencies while attenuating all signals outside this band. Fetcher[ Bollinger Bands, developed by John Bollinger, consist of three lines: a moving average, a line plotted X standard deviations above that moving average and a line plotted the same number of standar deviations below that moving average. Adams design is a MHz - MHz Butterworth bandpass filter which gives about 35 dB attenuation outside of the pass band. Thank you! Tableau Software PPandE Turnover is expected to slightly drop based on the last few years of reporting. However, in this edge, we use it in the following way: You need to be a Silver member to have access to this post. The Bollinger band strategy discussed here is simple to understand and increases chances of success in Options trading or Fixed Time Trading. Example Chart. Hi everyone. The Bollinger Breakout strategy has these trading rules Faith, : Enter long rules: Open a long position when the close is above the upper Bollinger band, which is based on a day moving average incremented with 2.

The Bollinger bands indicator developed by John Bollinger in the early s is one of the most popular and powerful trading tools. The bands are set 2 standard deviations above and below the day simple moving average, which is also the middle band. Recommended for you. With this feature, you can see the potential profit and loss for hypothetical trades generated on technical signals. Bollinger Bands are calculated using exponential moving averages. The Bollinger band width is calculated by making the difference of the upper and lower band of the original Bollinger Band indicator. Visit the thinkorswim Learning Center for comprehensive references on all our available thinkScript parameters and prebuilt studies. The platform is pretty good at highlighting mistakes in the code. Please log in again. Past performance of a security or strategy does not guarantee future results or success. In many cases it is useful to get a notification when the price breaks out of the bollinger bands or when it returns in, these situations mean there could be a trading opportunity.