Logical rules for Opening Point of the Position slot.

• Enter long at Upper Band;
• Enter long at Lower Band;

Logical rules for Opening Logic Condition slot.

• The bar opens below Upper Band;
• The bar opens above Upper Band;
• The bar opens below Lower Band;
• The bar opens above Lower Band;
• The position opens below Upper Band;
• The position opens above Upper Band;
• The position opens below Lower Band;
• The position opens above Lower Band;
• The bar opens below Upper Band after opening above it;
• The bar opens above Upper Band after opening below it;
• The bar opens below Lower Band after opening above it;
• The bar opens above Lower Band after opening below it;

Logical rules for Closing Point of the Position slot.

• Exit long at Upper Band;
• Exit long at Lower Band;

Logical rules for Closing Logic Condition slot.

• The bar closes below Upper Band;
• The bar closes above Upper Band;
• The bar closes below Lower Band;
• The bar closes above Lower Band;

List box parameters

• Smoothing method (Simple). The method of smoothing of central Moving Average. Options: Simple, Weighted, Exponential, Smoothed.
• Base price (Close). The price the central Moving Average is based on. Options: Open, High, Low, Close, Median, Typical, Weighted.

Numeric box parameters

• MA period (14). The central Moving Average period. Minimum: 1, Maximum: 200.
• Deviation % (1). Deviation from the central MA in per cents. Minimum: 0.01, Maximum: 20.

C# source code: Envelopes.

MQL source code: Envelopes.