Newegg has a promotion on Nike gift cards. You will get a free $10 card when you purchase a $50 Nike Gift Card. That’s a discount of 16.7%.
- Buy $50 Nike Gift Card get $10 Free (Limit 2)
Use a shopping portal such as Chase UR to get at least 2% back, plus you should earn at least 2% back in credit card points. You can sell Nike Gift Cards for as much as 86%, which should give you a very small profit, since there’s a limit of 2 per account.