I'm not sure what you mean by spy. Could a debt collector ask to see your computer? They could, that's why you hire a lawyer to fight these guys. Debt collection companies often use fear and intimidation to make you pay. You don't have to be afraid. Hire a lawyer with experience fighting for consumers.
My avvo answers are not legal advice. This is not an attorney client relationship. Before making any decision on how to proceed, you should hire the best local criminal defense lawyer you can afford. Do not post sensitive information on Avvo, this forum is not privileged or confidential.