Quoting 72J.R.smi* My question is, why would a business owner want to continue doing business without a contract that clearly states our business relationship? Because they don't like the terms. Not surprised you couldn't figure that out considering that you were foolish enough to start work without a written contract. - - - Updated - - - Quoting 72J.R.smi* And based on the information I provided, is there anything that would suggest they have ownership of my customer list? Yes. They hired you to make the list for them, not for you.