Foursquare Open Invitation, LinkedIn Improves Personal Profiles, and Marissa Mayer Searches Google for Yahoo Execs | This Week in Social Media

Foursquare Allows Non-Registered Users to Search without Checking In

Foursquare is opening its Explore feature to non-registered users. The redesign will allow Foursquare to make recommendations and expand its audience beyond the usual check-in crowd. The move from a social check-in service to a search-and-discover service puts Foursquare in more direct competition with services like Google Maps and Yelp. With a current network of 25 million, Foursquare remains a force to be reckoned with.  Fast Company

LinkedIn Revamps Personal Profiles, Pushing More Everyday Site Use

Fresh on the heels of several major updates — brand profiles, influencer follows, and a revamped Endorsements feature — LinkedIn has redesigned personal profiles, making them more customizable and adding networking functionality. The update provides improved information on networks and connections, updated graphics and photos, and in-line text editing on profiles, in addition to giving users the ability to create a customized news feed. Forbes

Yahoo CEO Marissa Mayer Lures another Google Executive

Marissa Mayer continues to poach top executives from her former employer. The most recent former Googler to come onboard to Mayer’s Yahoo is Henrique de Castro, a top advertising executive at Google who will join Mayer as the new COO at Yahoo. Castro will remain at Google for two months before claiming his estimate $58 million in compensation with his new employer. Washington Post