LinkedIn Hits 100 Million: This Week In Social Media

Welcome to our weekly edition of what’s hot in social media news. To help you stay up-to-date with social media, here are some of the news items that caught our attention.

What’s New This Week?

LinkedIn Hits 100 Million Users: There are one million new members each week on this social business platform. To celebrate this major milestone LinkedIn published the infographic below.

And here’s The State of LinkedIn 2011 by Vincenzo Cosenza:

Facebook Updates Their Facebook Insights Guidelines: This is a must-read for all Facebook page admins to stay current and get the most out of Facebook Insights.

Find out how to monitor key metrics for your Pages

Bit.ly Announces New Mobile Site: Using shortened links now gets better for mobile users with this popular link-shortening tool.

Now you can shorten, share and track links on mobile devices just as you can with the full bitly web experience.

Retrevo Launches an E-commerce Platform: This popular consumer electronics review and shopping site now has a consumer electronics marketplace, offering full checkout and unbiased product recommendation.

Retrevo shows a precautionary "Do Not Add to Cart" button for products that are not favorably reviewed.

Here’s another social media tool worth a look.

Home Elephant: A place for people to connect with their neighbors.

And don’t miss this:

Social Media Examiner’s Social Media Success Summit 2011: Check out the largest online social media conference! Help your business grow with social media.

What social media news caught your interest this week? Please share your comments below.