I found this fascinating quote today:

In continuing with my series of quick social media tips (check out 5 tips for LinkedIn and 5 tips for Facebook) I’m covering some tips for business use of Twitter here. I’ve actually written about some of these tips in great detail before in this free ebook – Twitter for Business, but this can act as a quick primer for folks who like their info snack sized like this.ducttapemarketing.com, Small Business Marketing Blog from Duct Tape Marketing, Aug 2009

You should read the whole article.