Then we would be in quite a situation  and lose everything and I don't want to risk that.

.- it's not a drug zone but just a bad patch with unemployed peeps doing nothing productive so to speakShe wants out, really bad, ready to write off the loss just to stop losing more money every month.

I took on a partner because I am in the process of moving to Florida but did not want to lose the ability to work this connection from there.

If you can afford to lose the money and not lose sleep, the go ahead. 

Better hedge against vacancies i.e. duplex one unit is vacant still have another to cover mortgage; single family goes vacant lose all gross income for that month2.

I am thinking that because I would lose my em that I will probably go ahead with the deal even if they don't fix the burst pipe.

You can use GetResponse, Aweber or Constant Contact..these are the to players when it comes to autoresponders. 

It's probably going to be a large amount but if those two things aren't paid he's going to lose the park and you won't have an option anymore, right?

If you define a  low/no risk investment such as a bank insured CD @ 2% - then another way of saying that is that there is a 2% chance that you will lose money (I know not a direct correlation).

If you were sympathetic and waiting to see if they came through to not spend eviction fees you lose time.