Bollinger Bands 50 period scalping

Bollinger Bands 50 periods scalping is a contrarian strategy based on volatility of the bands.
Currency Pairs:with low spreads.
Indices:S&P 500, DAX,
Time frame: 1M, 5M.
Low Spreads recommende ECN accounts.
Price: Bar Chart or Candlestick
Indicators:
1) Bollinger Bands (50) deviation 2 color withe;
2) Bollinger Bands (50) deviation 3 color yellow;
3)Bollinger Bands  (50) deviation 4 color red.


Trading Rules Bollinger Bands 50 period scalping

Buy
When the price broken downward the lower Bollinger Bands (50, 3, yellow color), wait that the price close above the lower band of (BB 50, 2, white color).
Sell
When the price broken upward the upper Bollinger Bands (50, 3, yellow color), wait that the price close below the upper band of (BB 50, 2, white color).
Make profit with 7- 10 pips or when the price touches middle band.
Initiat stop loss below Bollinger bands (50,3, yellow color).

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