debonair pizza false adverti*****t of vouchers

I bought that new promotion triple decker topped pizza n received my voucher when I go to redeem at Edgar's as the cashier of debonair said" your voucher doesn't expire u can use it anything at any sportsmen warehouse and Edgar's and other participating stores which will be listed wen u go to the triple decker website to redeem the voucher" it's utter bull**** to promote something new on yours menu to make money and reward yourl customers for boosting yourl sales with false vouchers that can't used In the stores which yourl staff is saying to there customers they can use it at