Type: Decimal, Decimal, String

In addition to the Back betting frame and the Lay betting frame, there is a third group of custom values that can be used in the strategies.
The Custom betting frame is available to the user only if the xml property "show_input_3" of the strategy tag is equal to "y". The Custom betting frame is opened when the user clicks on a cell of the "Custom" column. @custom_input_1 and @custom_input_2 correspond to the price and size inserted in the frame, @custom_input_3 contains the persistence and it can be: lapse, persist, market_on_close.