Gap: Up to 50% off of EVERYTHING + Up To 9% Cash Back! This post may contain affiliate links. Please see the full disclosure policy here. Posted on October 9, 2011 Written by Mary Leave a Comment Gap is having a HUGE Columbus day sale – save up to 50% off throughout the store. Plus, ShopAtHome.com is offering up to 9% cash backon your purchases as well. I found toddler tops for $3.99 and a top for me for $7.99! Remember, boys, mens, womens, maternity, and MORE are all included! Head over and click on SHOP NOW to check out the sales!