As a drywood termite treatment tactic, seal all cracks and crevices in a structure."2.

The tax treatments in TX are likely favorable to you as investor, particularly because there's no state income tax, but there are likely other loopholes you can take advantage of with proper planning, so DIY on entity formation and tax structuring could be an expensive trial and error lesson. 

For an ADU where the owner resides in the main house and the detached unit is listed, you might lose your favorable property tax treatment such as for Veterans or Seniors.  

Rehabbed some units, all new new infrastructure, roads and sewer and laterals to existing waste water treatment plant.

But if you purchased the property in your name and, one year later, contributed the property to the LLC, this exchange would also qualify for tax-free treatment under 721, but the unrealized appreciation (built-in gain) would be allocated to you, the contributing partner.

After contacting them I feel I’m getting a high pressure, act now kind of treatment that isn’t sitting well with my gut.

What you may say may well be seen, if not properly written, to contradict law, it may provide other agreements, stipulated or implied as to something making the usual and customary treatment ineffective.

(Avoiding fair housing complaints)Systems are key to maintaining the same treatment of each tenant and ensuring consistent operations.  

One unit has a gas leak where the gas comes into the structure and a crack in the furnace box (crack in furnace box red tagged when turning gas on after termite treatment, gas to unit turned off yesterday due to unrelated gas leak recognized by the smell). 

You're also mixing up the ordinary income tax treatment with capital gains.