Today only is 14% cashback via Ebates. Please use my link here if you have not signed up yet:
I would stack this with your $100 Dell credit on AmEx Biz Plat or your $50 Saks Credit on AmEx Personal Plat. Just FYI, the $299 watch I bought last week dropped to $229, and Dell issued me the price difference as part of their price match. Thanks Dan for the advice!
It took some talking to get it to cover the door buster deal, but well worth it! I am starting to love this new partnership.