Starbucks - On April 15th, bring a reusable travel mug into your local Starbucks and get a free brewed coffee.
PF Chang's - Visit P.F. Chang's on Thursday, April 15th and receive 15% off food purchases.
Whole Foods - On April 15, Whole Foods Markets in Alabama, Georgia, Tennessee and the Carolinas will be offering customers "tax-free" shopping.
Leave a comment if you know of any more...