Legal documentation is meant to prevent those misunderstandings, and I care about my friendship with this person so I'm going to respect both of us by mitigating the risks to the friendship via legal documentation. 

What happened that caused me stress and what can I do to prevent that in the future. 

For me it would be legal issues that would prevent financing or the possibility of reselling. 

Make sure there are not covenants that would prevent you from renting it out.In addition to understanding the tenant-landlord laws and getting a lease or rental agreement in place, below are the landlord responsibilities we outline to the tenant. 

Even if it doesn't, it can prevent her from holding on even longer.

So to prevent flooding the market with people who are only interested in the MLS and not selling houses you had to be affiliated with a firm.

Do they mean the back flow preventer?

Google is the only company I've heard of who pays their key people ridiculous salaries to prevent poaching.Whenever you hear big companies say "we can't find people" what they really mean is we're not willing to pay higher salaries to get people. 

Do not expect to change a law that was specifically put in place to prevent what you want to do.

I am getting back in to REI after a long break and looking for mentor ship or anyone willing to offer their assistance to prevent losing on potential deals due to inexperience.