Get $5 back when you spend $5 at McDonald's with the American Express "Sync, Tweet and Save" program.
The program offers couponless savings when you sync your American Express and Twitter accounts and then tweet using special #hashtags on the popular social media site. The savings show up as credits on your monthly Amex statement. Get details on this and other deals on the American Express Twitter Favorites page.
First, sync your card, then, get the McDonald's offer by tweeting #AmexMcDs between through Oct. 31. Use your Amex card to make a purchase of at least $5 at restaurants by the end of October and you'll get a credit.
Click here for the deal.
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