The IRS as stated that an investor may not use a 1031 exchange to purchase property from a related party when the objective is primarily to avoid tax. 

instead, they expect you to extract and fill out a GENERIC 'organizer'  when you try to list the data that is missing at the bottom of the 'organizer' they dont read it!

The organizations that run them, completely ruin it. https://imgur.com/gallery/xlMn0Ad

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Most folks starting out here are mom and pop organizations that do most of the work themselves and trusts will not hide them at all. 

I'd send the tenant a written notice (email is fine) that clogged drains will be on them if caused by objects dropped in the drain.

Your criteria should be as objective as possible and cannot discriminate against any protected class.  

I like his solution, if it’s done by a normal homeowner as a labor of love and money is no object.

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Perhaps you can turn other assets around through zoning changes etc. but that's not the case with single family flips where the objective is to be in and out in a short period of time.