Since it's not under your control,I think you should move on. 

I am considering moving my money to another bank. 

Consider more than just rental income, such as, prior tenant history, civil and criminal background, employment history, number of occupants for the size of the home, desired move-in/move-out date, etc.

I usually don't chase bad money with good and agree that your $20k against a 6 figure monthly bleed won't move the needle.

Learn from your mistakes and move on.

And told her she must keep her bike either in her unit or somewhere else.She comes back telling me that she has been doing it for 20 years and she has a herniated disk so she can't carry the bike up the stairs.I expressed that she still has to move it and it inconveniences the whole complex. 

Also, the terms of our offer were pretty ridiculous because it was contingent on:-Us finding two sets of renters and signing leases (in order to get the financing in order)-The owner of the offered-on property buying-out one set of his tenants-Us being able to move in within 60 days of closing How did you finance this deal?

Don't move too fast. 

My question is: should i do separate water meters now as something for the future or keep the water under one house meter?

That is where you make the move to evict or warn then evict.