SlideShare,the “YouTube for presentations,” has been focusing its efforts on becoming the premier platform for professional and business content. Today, SlideShare is going freemium with the announcement of tiered, paid plans for businesses. SlideShare lets anyone share presentations and video and also serves as a social discovery platform for users to find relevant content and connect with other members who share s...

In the past, I’ve written pretty extensively about my disdain for business cards — they add to clutter, and when you actually need to look up someone’s contact information, it’s like looking for a needle in a haystack. Alas, they’re still here, but fortunately plenty of startups are working to make them better. Today sees the launch of CardMunch, an iPhone app that lets you take a snapshot of ...

Last we’d heard from Newegg, the major online electronics retailer, was when the company filed for a $175 million IPO back in September 2009. Now we hear former President Tally Liu, who took over the CEO role from founder and chairman Fred Chang a little over two years ago, is out. Details are scarce for the moment, but Chang will apparently be resuming his previous role as the global CEO of Newegg, while...

Have you been looking for a way to call your Facebook friends on your iPhone or your Android device? Haven’t figured out their numbers yet? A new solution from Vonage offers free calls to all you Facebook friends who, virally, have downloaded the same app. The calls work over WiFi and 3G/4G networks. The app, called Vonage Mobile for Facebook, is an odd, viral solution for voice communications. The app trolls...

Best Buy is rolling out an in-store mobile couponing system in conjunction with a startup called shopkick. The system will be in place in 187 stores by tomorrow and 257 stores by October 1. Earlier this month, we got a preview of how the system works (see video below). Instead of checking in, as you would with a geo app like Foursquare or Gowalla, shopkick automatically recognizes when someone with the shopkick...