This will drive how much you can borrow.Consider More Modest Options FirstWith $200k in investments to deploy, look at starting with 1-2 short-term rental properties first to gain experience before scaling up.Explore markets closer to your mom's current location that may have lower costs but still tourism appeal.This allows you to validate the model and your ability to operate short-term rentals successfully before risking more capital.The short-term rental concept could potentially work, but I would recommend starting with a smaller, very well-researched first step to validate the model before going all-in on a larger endeavor.

I am currently in Austin and the wholesale opportunity is not as lucrative here like in San Antonio or Houston.

FB groups I find have a lot of volume but the quality is very low.

If you want cashflow.. look for markets with low entry prices and higher rent averages.

Currently splitting ~$3700 payment two ways.

Comps may seem to support a certain rent or price, (high or low) but it may be pulling data from an adjacent neighborhood that's much different.Plenty to choose from here - good cash flows in the lower priced properties, but an awareness that it comes with less appreciation and rent growth potential.

Some smaller coastal towns had literal handfuls of options at peak low interest rates. 

While I am not in a position to buy positions, I believe on your listing thread, it would be very helpful to share at least purchase price, current T12 NOI, and loan balance for both portfolios you are looking to sell. 

Assessing the portfolio's current market value through a professional appraisal is crucial.

If you are adding plumbing that low you are likely to need a discharge pump for sewer along with other considerations.