He moved to a rental near the shop but wants to buy.

And he's a supplier of custom lighting to a local antique shop.  

I'm the owner of a sunglass shop in Covington Louisiana named Ban Soleil.

@Aaron McGinnisI just pulled apart a tenant to patch of a door knob hole in drywall comprised of a plastic shopping bag held in-place with patterned duct tape and covered with plaster-of-Paris.  

good question @Barshay Graves  ... i was a plumber many years ago and replaced a lot of galv. back then copper was the best option... these days pex pipe for water pipe is so easy to install plumbers are installing for less and makes a huge job of repipe not as much of a challenge. get your prices for waste and water replacement (pvc or abs pipe for waste)  (pex for water)  and shop around a bit. 

Take her shopping with you when you're choosing materials.  

I dont really know for sure where to post this,,,if it needs moved thats fine.I became aware for the first time about a year ago after googling Federal pacific breakers,,,as I was shopping for some double thin ones to stretch box space. 

I keep my RE brokers license in case I need to make commissions some day.. and my NMLS license is one Ice but I keep up with CE incase I want to start a HML shop again.. etc etc.

If someone always is making returns, "maybe, you would be better off shopping elsewhere?"

Then, you just shop for properties which are not listed yet and "fill your buyers' orders".