At that time, my friend encouraged me to get into real estate with the idea of creating passive income and wealth in future (via appreciation).

You want to talk to friends and family on this, I don't know anyone who would see this on the Internet and be like, yeah, this sounds like exactly what I am looking to do with my money.

Mozeo is a fairly user-friendly software, and very affordable.

"Before borrowing money from a friend, decide which you need most".

I have some guesses as to what the problem may be, but I need a good, investor-friendly plumber. 

I personally know both @Jaclyn Cano and @Wale Lawal and can confidently say both are great and VERY Investor friendly!

Quote from @Michael Poloncic: Three individuals signed a lease together, all friends, the lease is set up where each of them are expected to pay 1/3 of the rent.

That may be a little too aggressive but I do enjoy landlord friendly states as opposed to the tenant friendly ones.

I always found QB to be clunky, not user friendly and just kind of overkill.

In this case, you would draft an operating agreement that specifies each partner's role—your friend providing the cash and you handling the rehab and management—and that profits and ownership are split evenly.