.- This should be obvious, but the space needs to be furnished and immaculately clean.- The nurses prefer to have their own space as opposed to renting a room among other people.

Having a long-term lease at mid-term rates and not having to worry about keeping it booked, cleaned, or maintained sounds good. 

You can mow yards, shovel snow, haul junk, clean houses or any number of low skill jobs.

If vacant when you see it but not when they first bought it make certain they took proper steps on clean out etc.

Although I copy every one on property repairs. instructions etc, it is always good to have one person co-ordinate someone being around for say a furnace clean so you don't have to do it. 

Usually after every guest (turnover) there is cleaning and maintenance to be done.

Aaron, if the roof line(s) are straight then the foundation should be fine.if you turn the hot water on and the water is clean and strong then your plumbing may be OK. 

You give them a clean, safe home and they give you money - a clean contractual relationship.

My wife and I add value by eliminating the obvious problems, the need of clean-up, repairs and updates.

The property is being bought at a discount and has equity built in already... no need for funding to do renovations.. is there any other forms of financing that is available for a quick clean flip like this?