Depending on the amount of your profit and the size of the down payment you could simply do the 1031 on the cash you received and take the note as boot.In the right circumstances if you've got access to cash doing a 1031 combined with owner financing can be a great way to multiply your cash flow while deferring a lot of tax.

Biggest attraction for the house itself would be a more family atmosphere, big yard, and close to river access. 

Staying in the lines of the wholesale space...

Yes, Texas is a non disclosure state but realtors have access to this data so you can ask them. 2.

If he is an operator, he should have access to the unified plant ip Skype phone system.

I would also do the same thing outside of an SD IRA so that you have accessible cash flow.

An agent with agent access to their local mls can run this search, in most mls systems.

- remove existing tile - remove drywall in surround and window area to the ceiling - replace drywall with hardibacker redgard hardibacker large porcelain tiles (16x16, 12x24) with smallest grout spacing possible- highest quality caulk that is mildew-resistant - tile floors, 4" base/behind/beside toilet, in addition to tub surround all the way to ceiling - angle tiles away from block window - re-install shower curtain rod  - replace fan/light with higher-performance model with humidity sensor - inspect fan ventiliation to confirm vent going through ceiling - inspect bath, sink, toilet plumbing and waste drainpipes - add quarter turn water shut-off valve - replace bath fixtures to single stem handle - replace bath drain with grid drain

You're in DC so I have to assume there are larger buildings that could provide a lot more space for solar.

https://insiderlouisville.com/economy/access-ventures-explores-opportunity-zones-fund-to-expand-investments-beyond-shelby-park/