public static UserCanDiscount <T> GetUserCanDiscountSpecification(SpecificationExample.Core.User activeUser)
 {
     return(new UserCanDiscount <T>(activeUser));
 }
 public static CanDiscountByAmount <T> GetCanDiscountSpecification(SpecificationExample.Core.User activeUser, double additionalDiscount)
 {
     return(new CanDiscountByAmount <T>(activeUser, additionalDiscount));
 }