The Expert Advisor trades by signals obtained with the Bollinger indicator.

The EA provides automatic selection of the lot for opening trades depending on the size of free margin of the trading account.

EA Parameters:

1. Slippage - minimum value of price crossing the Bollinger indicator's lines to open a trade.
2. StepOpenTransactions - step for opening the next trade in points;
3. MaxNumberOfOpenOrders - maximum number of opened orders;
4. Profit - level to place the take profit in points.

The EA's parameters are optimized for trading on EURUSD, H1.