Do not be in a rush to sign a tenant. 

I'd recommend having them sign some kind of release of information document to ensure they know you'll be doing all those checks.For advertising utilize all the free options you can (e.g.

I'm assuming the house is furnished being a model home and that the builder is "renting" it for purposes of showing the house to prospective buyers in that development.If the above is correct it's possible the buyers could insure the house as a vacant property.I think an attorney should write up something for both parties to sign showing the builder assumes liability while showing the home.

It does cost money but I have made it up in one transaction and even made some money. 

She has offered to have someone co-sign....I know various states give landlords a lot of restrictions about going after co-signers should the tenant not pay.

Do you have a checklist signed by tenant when you did the move in walk through with them?

Either love will run its course and he'll disappear after a few months, or love will get serious and they'll eventually move out or sign the lease together. 

It looks different than most list generators since it claims to have a list of people in my area who have actually signed up on their website specifically saying they have money right now that they are looking for someone to lend to as a real estate investment. 

We have a couple of properties that required some work, but we know nothing about that part of investing, so we have a joint partnership with other investors who ARE qualified to do that work, we both benefit from the transaction. 

First the bad news: In order to form an LLC and sign US legal documents, you'll need to be at least 18 years old.