This may necro an old topic, but I thought it worth mentioning for helping others seeking such help... In California, we use the Board of Equalization. I'm not sure of your state, so it may have a different, but similar name. It is a resource for all state entrepreneurs. Sole Proprietors, Corporations, etc. There are several self help articles on tax responsibilites, ethical business practices, steps to build and maintain your business, e-Commerce(the OP's business). It's basically a DIY website with phone support and requested oversight, free of charge. It is worth a look, in my opinion. Most states use the words Board of Eqaulization.
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