WHT is a great place to start. Take an active part in the discussions here, and you'll build alot of credibility for yourself and for your company.
Daniel B., CEO - Bezoka.com and Ungigs.com Hosting Solutions Optimized for: WordPress • Joomla • OpenCart • Moodle Data Centers in: Chicago (US), London (UK), Sydney (AU), Sofia (BG), Pori (FI) Email Daniel directly: ceo [at] bezoka.com
All best places are already pre occupied with competitors, however it all depends upon the size of your market and type of customers you're going to target. I would suggest you should come up with some specialized service and competitive plans and offer to differentiate you from others.