Twitter: over 500 million users. LinkedIn: 187 million active users. via  LinkedIn. Tumblr: 79 million blogs. via  Tumblr. LinkedIn Tops 187 Million Active Users. LinkedIn just topped 187 million users and is outperforming Wall Street’s expectations, according to the company’s Q3 2012 Earnings Report. Steve Sordello wrote on the LinkedIn blog : “The last few months mark the most significant period of product development in the company’s history. Were you surprised by LinkedIn’s Q3 results? via  Facebook. MORE >>

Professional networking (such as LinkedIn ) is most popular with those aged 25-34 and 25-44. Share this on Tumblr. Matt Rhodes Social media news facebook linkedin Office for National Statistics Social network TwitterImage by dobrych via Flickr. The latest data from the Office of National Statistics n the UK shows that, for the first time ever, over half of adults accessed social networking sites in 2011. The annual British Internet Habits survey showed that in 2011, 57% of over-16s in the UK are using the internet for social networking, as opposed to 43% in 2010. MORE >>

Every time I hear of companies blocking Blogging Sites, Facebook, Twitter, and other Social Media sites, it makes me wonder what curmudgeon or poorly informed leader is calling the shots and what experience drove them to make the decision. Obviously, these folks don’t realize that a new generation of workers is entering the workplace and expecting to leverage tools like text messaging, Twitter, blogs, and Facebook. An online shoe retailer that has blown the door off marketing and expanding their sales opportunities  and customer support through the use of Twitter. MORE >>

Twitter: over 500 million users. LinkedIn: 175 million members. via  LinkedIn. Tumblr: 77 million blogs. via  Tumblr. 25 Million LinkedIn Profile Pages Viewed Daily. LinkedIn is revamping its profile pages , revealing new tools and options to users starting this past Tuesday. CEO Jeff Weiner referred to this overhaul as “one of the biggest changes to a LinkedIn pillar product in the company’s history.” 25 million LinkedIn profile pages are viewed daily. The #RLTM Scoreboard:  Social Networking Stats for the Week. MORE >>

LinkedIn: $0.90. LinkedIn shares are the third most valuable with an average of $0.90 Twitter: $0.43. Shares on Twitter are the least valuable of all four means, with each share worth $0.43 – almost a sixth the value of a Like on Facebook. This is, perhaps, a sign that connections on Twitter are less focused than on Facebook, or perhaps that on Twitter shares and messages are less engaged with – indeed recent research from Sysomos showed that over 70% of all Tweets get no response. Share this on Tumblr. in ticket sales. Email: $2.34. MORE >>