If he says talk with @Andrew Fidler then you're in great hands. 

I have noticed potential agents/tenants tend to avoid going to homes where there is a current tenant.On the other hand, does the increased marketing exposure help get it rented without vacancy?

Here are a handful of things you get practice with: deal analysis - in order to actually find a deal that meets your financial criteria, you will have to hustle and analyze dozens, if not hundreds of deals.

Welcome Matthew;  you're in good hands here!

On the other hand, if the area is known for mold and moisture due to the proximity of the ocean, and the house didn't have mold when the tenant moved in, and nothing is leaking (i.e. from another unit) and the heating/cooling system works, I would imagine it's either mother nature or the tenant that is causing the mold now.

I would evaluate the scores and see if there are simple ways to improve them before going through a ton of effort to try and find a loophole that would leave your partner with minimal legal recourse if things were to go south.

Do those of you who own just a handful of SFHs try to be present for repairs?

https://www.cpwr.com/sites/default/files/training/...When I was 14 my dad bought a warehouse that had asbestos insulation in the offices and I remember removing wooden creosote bricks with my bare hands and breathing in the foot of dust when we were cleaning the warehouse out.

Real estate is hands on regardless of what anyone says and leaving RE assets to family that does not know anything about them is a recipe for disaster. 

However, excel or Google docs would work.Basically, you just want a simple P&L.