It also depends on your business model. If you are going to be invoicing clients/tracking time you should check out something like freshbooks.com it will really cut down on wasted time and improve organization. If your company is ad-driven, email your favorite websites and tell them that you are new, but love them and that you would like to put up an ad for them for $5 a month or something. 2 out of 3 times they will happily do it.