Step 9: Now you've got a business
speak to an account and a lawyer , form an llc, s-corp or whatever else they advise
file federal and state tax paper work
if you are doing business on the web and are not a web designer and programmer (as i am not)
hire someone who is
if you're not going with an off the shelf shopping cart and payment processor (as i did not)
do your research and understand what you are getting in to
decide which payments you will accept and apply for merchant accounts with each
Decide on your shipper LEARN EVERYTHING THERE IS TO KNOW ABOUT THEM, they will be hugely important to your operation.
When all that is in order SPAM THE HELL out of anyone who has ever shown even the slightest bit of interest in what your doing.