A pro wants someone they can teach, who hasn't developed BAD habits. Wouldn't it be great to say "I apprenticed under ___ _____" and even be able to open your own shop one day? Think about it. This is meant to be positive advice.
Some advice. :) If you're really that passionate about it, don't do anymore tattoos. Get a portfolio of DRAWINGS together and get and apprenticeship. Learn (from a pro) how to be sterile and all that. You DO have talent and this is why I'm telling you this