Automobile companies have always seemed to engage well with consumers. Through innovative commercials, webisodes and other initiatives, their marketing departments have successfully communicated and excited consumers. It should come at no surprise, then, that according to a new study which looked at all pages with more than 100,000 fans, an automobile company, Audi, tops the charts for member engagement on Facebook. It beat the likes of Justin Beiber and Lady Gaga, with an average of 47 more likes per post than any other brand, celebrity or cause. What pages can you take from Audi’s book?

Do you rock? Rockmelt, that is. The “social Web browser,” which just launched an iPhone app, integrates posts from Facebook, Twitter and news feeds into the site. A one-stop shop for your social media!

Speaking of integration, media properties are stepping up their social news aggregation capabilities. News.me, a social news service developed in collaboration with Betaworks and The New York Times Company, has debuted for the iPad. The newsfeed aggregates articles of interest based on links in a user’s Twitter account. The Washington Post is also jumping on the bandwagon with the launch The Trove, a news aggregator based on a reader’s article history. With all of the news out there, these are great tools to help push relevant content your way!

Privacy has been one of the major issues plaguing social networks in the past. It seems, though, that this concern is seeping to the smart phone world. In fact, 59 percent of women and 52 percent of men have apprehensions about the security of their smart phones. Last week, it was revealed that Apple iPhones and Google Android phones keep track of a user’s location. Although there is no insight into how the data—if at all—is being shared, it is causing alarm with consumers and the industry alike. Do you think this is a sign of the location-based times or an intrusive level of surveillance?

If you feel as though your community is outdated or misrepresented on Google Maps, you now have the chance to edit it with Google Map Maker, a crowdsourcing application. Among other things, commercial data and other hyper-specific information — for instance construction sites — can be added.  (The service, new to the U.S. but having been available in other countries, has been a great resource in disaster-relief efforts).

Finally, will you watch the royal wedding live this Friday via online? If so, you will not be alone – the traffic will be so heavy that Gigaom muses:  Will the royal wedding break the Internet?