No credit card required
Browse credit cards from a variety of issuers to see if there's a better card for you.
Bill Me Later usually will give $10 or so instant
PayPal MasterCard has an instant
USAirways Credit Card has instant
Bank of America has like $100 after first purchase
Capital One is offering $50? on the new quicksilver
Ebay is giving a $30 statement credit.
Emigrant Visa Signature Bonus Rewards card.
Earn 1 point for every $1 you spend, plus 25% bonus on all points earned monthly.
No annual fee
$25 cash back with first purchase. Redeem for cash back, travel, gift cards and merchandise rewards.
https://online1.elancard.com/oad/begin?locationCode=12474
Also available as a Emigrantdirect credit card, if you have an Emigrantdirect.com savings account.
Also available from other financial institutions, for example the Bullseye Credit Union of Wisconsin Rapids, WI (my old hometown):
https://online1.elancard.com/oad/begin?locationCode=12142
Discover referral program has a $50 bonus after 1st purchase.
Barclays rewards has a $50 bonus after 1st purchase. Same for their Sallie Mae Card. Priceline visa, also by Barclays, has a 5000 points offer after 1st purchase, which is also equivalent to $50.
Several travel cards offer bonus after first purchase (any amount). Some have an additional bonus for more spend after first purchase (SPG another 15K points for $5K in 6 months).
Virgin Atlantic 20K miles
US Air 35K miles
Club Carlson 50K points
Hilton HHonors Surpass 40K points
SPG AmEx 10K points