I pay $2,500 for them to sell the house, if the house sells above asking price he recieves 20% of the profit above list. 

Talk to your tenant and let them know you are recieving complaints from a neighbor/s and maybe they can remedy the situation.

Recieved this text today. 

If I use someone over and over and their price or rate was "x" every time and then recieve a new bill and rate went up and I wasnt informed then that's going to be a problem for them.

As I stated earlier the call back I recieved said that they did not own the property.

And that responsibility is pointed out in the rental contract, which is to return the apartment in the same condition as it was recieved.

She could have recieved a large lump sum, plus monthly payments, or just monthly payments.

Can recieving all my rental income form all my properties in one chunk, be used against me to unseparate liability from one property to another?

The person buying for cash flow and the person buying for appreciation both recieve exactly the same amount from the same deal (multi-family or not) with all other factors being the same because they both recieve the same cash flow, positive or negitave, and the same appreciation or depreciation.The real difference is going to be within the way each attempts to fix up their place.

We can recieve all of the benefits of ownership without anything in our name.