How do you use the Wave card when your ordering food online?

i bought a wave card and now i just tried ordering dominoes and when i was at the 'enter a voucher code' i did not know what to do as there is no code (only a card serial number which i tried). because on the wave website it does say you can order online but it doesn't say how.How do you use the Wave card when your ordering food online?
Honey...it's a debit card. There is nothing to "wave" it over on your PC...you say you are paying with debit/credit and type in the number. Sheesh...are you sure you are old enough to have one and be ordering online by yourself? Ask your mommy or daddy for help.How do you use the Wave card when your ordering food online?
just follow the instructions and orderHow do you use the Wave card when your ordering food online?
YOU got ripped off by redheadcgirl@yahoo.com!!!

renova