These are really questions for your attorney - the more typical scenario for a jv like this is you have a new LLC where you are the manager of the LLC and the investor also owns a percentage of it.that way you don't have to deal with transferring it etc. 

Yes, typically for accredited investors only (although they often accept up to 100 investors).I have seen a rare TIC based one and yes...more typically DST.

Quote from @Brandon Croucier: 20% down is terrific on land.It’s a non income producing asset which has increased volatility, typically I see 65 LTV max on land as of late.Thank you Brandon!

Typically these switches are in the vicinity of the furnace and not easily mistakenly switched off.  

I log into the accounts but guests typically just log out and use their own. 

It was a typical house purchase deal.

Typically, we would only do an initial tenant screening at the beginning of the least. 

Yes typically you'll file the wholesale activity on a schedule C unless it was done in an entity (S Corp, Partnership, C Corp) but I see above you don't have these.

Typically lenders do not allow this but if they do you would ahve to go through a full underwriting to confirm you qualify to make the payments.

Multi-family properties typically draw transient tenants, singles or couples without children, who stay only 1–2 years and cause moderate to serious damages.