A New York trial court has ruled against Amazon.com & Overstock.com, holding them liable for collection of New York sales taxes. If you have referrals from associates or business partners in New York state, you could be liable as well.
See details in the Journal of Accountancy Online at http://www.journalofaccountancy.com/Web/AmazonSubjecttoNYSalesTax.htm
See details in the Journal of Accountancy Online at http://www.journalofaccountancy.com/Web/AmazonSubjecttoNYSalesTax.htm