links for 2009-02-12

• What Should You Spend on Advertising? - BusinessWeek
  (tags: advertising small business marketing budget)
• State of the Art - Twitter Is What You Make It - NYTimes.com
  "Twitter, in other words, is precisely what you want it to be. It can be a business tool, a teenage time-killer, a research assistant, a news source — whatever. There are no rules, or at least none that apply equally well to everyone."
  (tags: Twitter social media networking technology online)
• What is a Twipple? - mediabistro.com: AgencySpy
  (tags: Twitter twipple flash mob social media random)
• Fastest Growing Demographic on Facebook: Women Over 55
  Everyone is on Facebook!
  (tags: Facebook social networking media research demographics females women)