We have required promo discount type voucher which are issue from HO with specific serial number & specific validity.
T&C for Promo Discount Vouchers is given:-
1. Only one voucher can be redeemed with a single bill at POS site with validity of the voucher.
2.Taxable amount will be calculated after deduction of voucher amount for example(item MRP is Rs.2999/- & Promo Voucher amount is Rs.500/-. Net sale amount will be Rs.2499/- including GST)