Around Twitterville

. Ad Week’s Oct-09 Summary on Twitter Usage - New Pew research shows 19& of U.S. Internet users tweet.

. Webdesigner Depot’s The Ultimate Guide for Everything Twitter – A comprehensive Twitter 101 guide.

. Social Media Today’s Twitter Demographics - 42% A35-49 | 53% Women | 82% Caucasian | 27% $100K+ HHI | 7MM unique visitors in Feb-09

. Gartner’s Four Ways Enterprises Are Using Twitter – They are:

  1. Direct: The company uses Twitter as a marketing or public relations channel.
  2. Indirect: The company’s employees use Twitter to enhance and extend their personal reputations, thereby enhancing the company’s reputation.
  3. Internal: Employees use the platform to communicate about what they are doing, projects they are working on and ideas that occur to them.
  4. Inbound Signaling: The company uses Twitter to gather information about what customers, competitors and others are saying about the company.

. Mashable’s 10 Most Extraordinary Twitter Updates is a must-read.  My favorite is the Twitter wedding proposal.

. It seems everyone’s joining the Twitter bandwagon, but is Twitter right for you?  Here is a great article on the Top 10 Reasons Your Company Probably Shouldn’t Tweet (if you have any one of them on your list).