Here are two web sites that will help you in starting a freelance business.
http://freelancefolder.com/how-to-start-a-freelance-business/
http://www.creditcardcompare.com.au/blog/successful-freelancing-50-tips-for-running-a-freelance-business.php
I would also go to Jigsaw for potential business connections once you have decided on the type of business you are planning and you want to broaden the number of clients you have as well as look for ways to grow.
