| Type : IndicatorType | 
| Definition | 
| Flag to specify that the exercise order to purchase will remain valid until executed or cancelled by the customer. (Defined in file Fields.xsd , or a file it imports) | 
| Parents | 
| \AcknowledgeStockOptionExerciseConfirmation\DataArea\StockOptionExerciseConfirmation\ExerciseInstructions\ShareSaleInstructions |