In my 20s I moved quite frequently, lived in three countries, and rented a number of apartments.

Your significant other is very likely to remind you of this on an increasingly frequent basis. 

Sounds like you have a LOT of exciting things going on right now.This question gets asked pretty frequently, and the best advice that I've heard, and that I can give, is that you should definitely start NOW. 

She will call from unknown numbers and frequently sound inebriated.

But reporting is really the other way around: he should issue you Form 1098 if he is a professional/frequent lender.

I have a couple for you, send me a PM and I will share a few I use frequently

I always run my own comps, crunch numbers and then ask them for the real numbers and am frequently disappointed to hear the truth lol BUT I'm very grateful that they don't pad numbers or try to get my to buy something that doesn't pencil out well just to make a commission. 

And the numbers were great from an investment standpoint...which we felt would justify taking frequent taxis(and then uber!) 

Hi all - I see forum posts referencing JVs frequently as a good place to start for new note investors. 

Since most notes/mortgage change hands frequently, most lenders will get their instruments recorded.