It can lead to cracks in walls, separation between ceilings and walls, and broken plumbing in walls.

I was not sure whether I should open a separate checking account to keep income from rent or Capex since the house is in my name and I'll be in the same unit as the roommates.

I've done it on a side by side duplex before that was purchased as a single parcel of land, but it already had separate addresses.

They specialize in expats and if you don't have a ton of separate rental properties, they may be what you are looking for. 

The EIN is basically the SSN for the business and that will further help keep your business separate from your personal.

I have 14 separate policies with them right now for vehicles, umbrella, personal and business insurance.

There is still a chance things could get over turned, given you must go through three separate panels before you get final approval, none of which are connected, so the left hand doesn't know what the right hand is doing. 

Do you have a "Master Corporation," and then a separate corporation for each state you do business in?

Consider opening a separate account dedicated to dealing with the property management co only. 

In other, words, you have to file a separate motion / send a notice.