For a general answer, see this link that was recently posted on HN: http://www.smashingmagazine.com/2010/07/02/making-your-mark-on-the-web-is-easier-than-you-th

For a general answer, see this link that was recently posted on HN: http://www.smashingmagazine.com/2010/07/02/making-your-mark-on-the-web-is-easier-than-you-think/ http://www.smashingmagazine.com/2010/07/02/making-your-mark-... For something more specific, you'll need to be sure you're targeting the ones who are technology-savvy - so perhaps look for those professionals that use Twitter, for example.