I had to buy supplies at Home Depot today for an upcoming home project, as well as some smaller items for our carpentry class. I had $300 in gift cards from credit card churning sign-on bonus rewards. Since I was spending more than $300, clerk asked me if I wanted to open an HD cc and I would save $50 on my purchase, so I did, and I also got a coupon for $25 off a future purchase. My out of pocket was $28 for a $378 purchase.