Prior to closing you send a payoff letter to the title company and wiring instructions on how funds are to be returned to you.  

Or that the buyer would need prior permission and agreement from me?

I had accessed the property a a few days prior to her move out day to get some pictures and prepare for tenant turnover.

This is easily the most favorable financing both from an upfront and monthly cost standpoint, and generally you don't have to have received your first paycheck prior to closing. 

If you have MLS or you're a real estate agent you can check comps daily to make sure prior to ordering your appraisal with a lender.Freddie mac conventional also allows use of ADU rental income even when you're living in the main SFR/house but like the regarding ADU appraisal value, you will need ADU rental comps to substantiate your ADU's rental income value.

Prior to the pandemic Bloomington's population was expected to continue to increase.  

Dave   I'd be very surprised if any lender would be willing to use your syndicated investment as collateral prior to you even investing.

It is a combination of restrictive zoning, combined with the fact that DC was a relatively small city/population center prior to 1960.

You'll for sure next need to check prior to close even if they say no, that is not allowed.

Mom has no legal standing, and you are not paying for any work that was not agreed to in advance, in writing (which would be NONE).Mistake #5- Did you keep records of prior issues reported in writing by the tenant?