We see in this article as we can make trading with the bands of Bollinger. This pointer helps us to measure the volatility of the prices. The bands of Bollinger are composed from three bands, that they are one you wrap advanced, one wrap inferior and one wraps to the center. Wrap to the center is an average mobile simple, normally fixed in 20 periods.

The bands of Bollinger are planned in order to make to understand to trader the concept of what are the volatility of the market. The premise of base of the bands of Bollinger is that the price would have to normally re-enter within two standard deviations,

that is the advanced band and that inferior. Therefore, a radical change of direction near the bands must be had advanced and inferior. Central line them, since it is an average mobile that the course of the market represents, can be used like support or resistance.

The first way that the operating ones have in order to use this pointer is that one to characterize upgrades them levels of ipercomprato and ipervenduto. The better way in order to make trading with the bands of Bollinger, however, is that one to attend the confirmation also of other pointers, since if the prices remain to outside of the sidebands, can have a strong tendency or the warning of a reversal.

Often after the periods of lowland volatility are taken place of the breaches of the bands. It must lend attention to this problem when this strategy is used, since often the first level of escape often is false.

The bands of Bollinger are therefore a good pointer in combination with other methods. To have a good understanding of the bands of Bollinger and of as to use them in own activity of trading is a lot important, since they make to more understand us still like using the pointers of technical analysis to the aim to open of the positions in positive and, therefore, from which to earn.