There was a survey done on Linkedin of question the most valuable to you, Facebook or Linkedin? The result shows in the graph bar below.
There are 1873 voters, 87% of 1873 think that Linkedin is the most valuable while only 13% for Facebook. If you are business owners, think again for your social marketing strategy. You start on both for some times, e.g 6 months to 1 year. Evaluate the result yourself because different products and different companies have different markets on different social networking sites.
But generally, business owners prefer Linkedin to Facebook.

[...] generate more revenue from using linkedin rather than facebook. Here is the result of the survey. Which is most valuable? Facebook or LinkedIn? Human Website Blog Kent Internet Marketing Consultant http://humanwebsite.com.my http://worldwebcreator.com [...]