This deal has ended.
Update: this deal has been extended! Signup and get $150 back when you spend $500 in the first 3 months on the Citi Dividend Platinum Mastercard. This is the second-best cash back sign-up bonus we've seen this year. On top of that, there is no annual fee. You also will earn 5% cash back on airlines, hotels, and car rentals with 1% back on all other purchases.