That is crucial to avoid.  

If you are like me, left the corporate world after about 20yrs, I loved the aspect of investing in RE, even bought a handful of SFRs and duplex, fourplexes...learned a lot....but had I know I could invest w/experts as a passive investor and get returns equal to or greater than DIY investing, I would have got into large apartment investing earlier.If you are accredited, there are experienced folks that know how to find the right markets, deals, and execute essentially value add re-positioning of older apartments (like flipping but more sophisticated and over a 3-5 yr period).  

Note Closers Group strives to outline the educational aspect of investing in notes, helps to network note buyers and sellers, and offers knowledge about profiting in the notes business.

I have managed every aspect of the rentals from finding tenants, to getting rid of them, to fixing HVAC systems in the middle of the summer.  

Ethical is not really an opinion of an individual as to what they think; what is accepted practice, fair, honest dealing, where you have sufficient consideration, a meeting of the minds and informed parties are legal aspects that our ethics are grounded in. $10 isn't sufficient consideration in real estate in any state from the value of consideration in any sale contract that is not under duress.

I am not sure how the liability aspect would work.  

I'm super excited about having the opportunity of learning all aspects of this game.

I should add, that once under contract, you will receive the seller's disclosures in which the seller discloses everything they know about the physical aspects of the property.  

I also have thought about completing a home inspection course to show that I am knowledgeable of all the codes and aspects of a home.

What aspect of RE investing you want to get in too?