How to avoid buying 13 laptops in 15 minutes, then shipping them to a stranger in Sacramento

Last week I bought 13 laptops from WalMart.com. There were only two problems: I didn't buy them, and they weren't being shipped to my house. I'd been hacked.

Foursquare partners with Visa & Mastercard to get you more check-in deals

Foursquare has teamed up with Visa and Mastercard to expand its check-in deals service that lets users earn better specials by using their credit cards.

Warby Parker puts on new pair of investors: J. Crew, AmEx join team

E-commerce startup Warby Parker adds American Express and J. Crew to its group of investors to continue "disrupting glasses."

AmEx makes buying as easy as tweeting

Starting today, cardholders can sync their American Express card to their Twitter account and provide shipping information once, and then they can tweet to make select purchases.

Twitter supports ‘Small Business Saturday’ with free ads

For small businesses, Twitter's offer of $100 free advertising credits might be a nice Thanksgiving weekend present.

Back to the future: Google Wallet is actually … a funky morphing credit card

Google Wallet, which just recently made big changes to support Visa, American Express, and Discover cards, is now apparently making even bigger changes. As in, back to the future changes.

Halo 4, Xbox, and American Express partnership: Kill Covenant nasties to earn cold, hard cash

If you're a gamer and you're planning to play Halo, you just might be in line for $25 free from American Express. Or a Best Buy offer for $50 ... or a free trip to E3 in 2013.

The data diet: Factual now feeds you nutrition data (Exclusive)

Want to cut out sugar or add super-foods to your diet? Now app developers can help. Data curators Factual just added ingredient lists for over 350,000 of the most popular consumer packaged goods (CPGs) and nutrition parameters for over 150,000 of them to its Global Products API.

GamesBeat Weekly Roundup

If you follow VentureBeat but don’t regularly check our GamesBeat site, here’s a list of the best games stories we ran over the last seven days that you may have missed.

Plant a money tree in Farmville as Zynga and American Express launch new rewards program

Social gaming giant Zynga has connected with credit company American Express to provide a rewards program where users can receive virtual game rewards for using their real-life American Express card.

Isis adds American Express cards — now you really can’t leave home without it

Soon you’ll be able to apply that famous American Express slogan (“Don’t Leave Home Without It”) to your smartphone. Isis, the mobile payments venture between AT&T, T-Mobile, and Verizon, announced Thursday that it’s adding support for AmEx cards.

The news …

AmEx is the king of check ins — and it could own local

Getting enough data to make local recommendations has proved tough. A restaurant reviewer writing for a local newspaper might write a hundred or so reviews a year. Zagat might cover several thousand in its printed books. Yelp provides near universal …

12 companies getting local right for small businesses

I've spent much of the last year talking about how the sites small businesses rely on to advertise and promote themselves -- think Yelp and Groupon -- are failing them. In fact, helping small businesses at the local level is extremely challenging for technology companies, for the following reasons: