i had like couple of gift certificates from returning item "without" receipt but could never find a chance to use them online...didn't get to use it till like last order...well here's a method as to how u can use it...

place the order online like usual...after 1/2 or so...call officemax and give them ur order number and tell them u would like to pay with gift card...ain't tat kewl or wat? hehehe...hope this helps...