I'd encourage you to read through this: Real Estate Wholesaling: The Ultimate Guide

However, I was completely unaware of any issue, and receiving a bill 4 months later looks very seedy to me.I've been in regular contact with the apartment manager about this and he even admitted that they "need to work on a better communication procedure for things like this", but that it's ultimately not their fault because the checks late, bottom line.I tried to play hard ball by paying 1 one of the fees (because I only received 1 letter of notification from them), but they still won't take the other 3 fees off my account.Any advice is much appreciated!

It ultimately depends on how close you want to be to things.

Ultimately, I turned away from the site.

It's like the exact opposite of a Catch-22 where instead of being damned if you do, damned if you don't you are blessed regardless of which choice you ultimately make.What are your long-term goals?

Obviously, though, you will ultimately need to locate some assets/income to collect on any judgment. 

Ultimately, while the cheap labor is nice, you need to protect your business.

I got another job opportunity in Omaha and we moved back.Before we moved, we toyed with the idea of keeping our Phoenix house as a rental, but ultimately decided to sell it, netting a little over $70,000.We have used some of that money to pay off student loans, and other debt.

What is your ultimate end goal?

Sure the old owner 'helped' the tenants by never raising rents, but ultimately they are getting kicked out of their parks when the owner is done managing his investment.