They felt more like companies I was cutting my teeth on, and learning the basics of building and running a company, managing people and processes.

If you're serious about this long term, make "home" a good investment place.Also agree with Brian's advice... don't kick a golden goose in the teeth.

Failed over and over with a smile on our faces, knowing we were cutting our teeth on just about everything an investment property could throw at us.10.

Those, class D in particular can be too much to cut your teeth on.If you are in middle/upper income and in class A/B areas then, assuming you have time/desire it is a different story.Also like @JD Martin we found local management blows and that is why we started our own company for both our own investments as well as help solve a market problem.  

As easy as this sounds, it's not simple and usually like pulling teeth.

He can cut his teeth really fast.If he's really motivated, partner with him to purchase a mobile home park or a self-storage facility that includes living quarters.

They're about $150.They will love you long time.Every toilet everywhere looks like that after a number of years.It can be cleaned by chipping away at the scale and using a good abrasive but the abrasive may also remove the enamel.

It also eats jigsaw blades and most of the cuts I made with the jigsaw were with all teeth gone, the blade was essentially a knife (still worked).

Drywall everything above that with a no mold ,water resistant sheetrock and paint it with a couple good coats or three of good enamel paint to keep moisture away.Best part of a demo to the studs is you can replace wiring,drain plumbing ect as well as upgrade to a modern light/vent that is ducted all the way outside and insulated to prevent condense inside.

I would still like to see that the tenant has "cut their teeth" on getting their affairs in order on someone else's trust but if that just isn't possible you are the one who ultimately knows your situation the best.