Since you're an agent, do you have access to the real estate "portals" that send out the automatic emails showing properties that satisfy my selected parameters? 

Should I have them sign a new Month to Month agreement and then serve them the 30 day notice?

I mean, the foundation had clear signs of issues that they had repaired, even installing post/pillar foundation in the crawl space.

If a realtor is calling you then the sellers have already signed an agreement with him, with his broker actually if you want to get specific.

Maybe even again when you select a property.

Last I checked multifamilies required 20-25% down as well, so that's a win for a MF.As far as the quoted question, because the affidavit you'll sign and submit to the Landlord&Tenant Board and to the tenant says that you're buying the house, and want to evict the tenant for your own use.

If you just purchased a property, you may have signed a disclosure stating the property was owner occupied and would be for a specific period of time.Your closing costs seem a bit high, but without the value of a loan estimate, I'm thinking you're mixing up prepaid interest and taxes with setting up and escrow account and maybe lender fees too. 

what made you select them as your contractor?

Regulations are relatively investor friendly.Ensure that you can build a good team in your selected market.

With seller financing, when buying a free and clear home, what forms or documents need to be signed in order to buy the property?