It has been previously reported that Home Depot does offer cashback. However, it has not been clearly established on their site.
For more info, call Home Depot Customer Care at 1-800-466-3337 or contact a local store near you.
Other ways to contact Home Depot are listed on their Phone Directory page.
You can also get in touch via their Facebook - /homedepot and Twitter - @HomeDepot channels.
Tip! Visit their Savings Center for daily for the Special Buy of the Day and best online deals for home improvement available anywhere.
Check out Bankrate.com's tips for responsible use of debit cards.