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.

Bit.ly Announces New Mobile Site: Using shortened links now gets better for mobile users with this popular link-shortening tool.
Attention Agency Owners, Brand Marketers, and Consultants

Introducing the Marketing Agency Show–our newest podcast designed to explore the struggles of agency marketers.
Join show host and agency owner, Brooke Sellas, as she interviews agency marketers and digs deep into their biggest challenges. Explore topics like navigating rough economic times, leveraging AI, service diversification, client acquisition, and much more.
Just pull up your favorite podcast app, search for Marketing Agency Show and start listening. Or click the button below for more information.

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.

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.
The Conference You've Been Waiting For
As a small business marketer, you can probably only pick one or two events to attend each year. Get an unbeatable conference experience and expert training at Social Media Marketing World in sunny San Diego, California—from your friends at Social Media Examiner.
🔥 As a valued reader, you can save $750 if you act now! Sale Ends Tuesday! 🔥
CLICK HERE TO LEARN MOREWhat social media news caught your interest this week? Please share your comments below.
3 Days of World-Class Training—Zero Travel!

Travel to Social Media Marketing World off the table? Get all of the great content at a fraction of the price with an On-Demand ticket.
That’s full access to recordings of every keynote, workshop, and session—the ones people travel thousands of miles to see. Don't wait. Get your On-Demand ticket and enjoy actionable content that you can watch anytime, anywhere.