They are either already under regulation and scrutiny, are they will be too expensive for you to make a good profit in. 

I am aware of certain zoning and regulations but am looking to further my knowledge before potentially venturing deeper.

However, it's important to note that using leverage in an IRA can trigger Unrelated Business Income Tax (UBIT), and there are strict IRS rules to follow to avoid prohibited transactions.

Not strictly necessary, but nice.I'm currently invested with Rise48 and in contact with White Haven.Who else is out there that I should know of?

Coastal NC can be a great market, but it’s important to research local regulations on STRs since some areas have restrictions or require permits.

Or is an LLC limited to different, more strict options?

Local Regulations: How do local landlord-tenant laws, rent control policies, or other regulations affect investment profitability?

Arlington is the only Texas city that has successfully withstood legal challenges to its strict STR regulations.

I did find verbiage but from another jurisdiction "Unavailable for rent means a unit whose owner has filed with the code official a statement signed under penalty of perjury that such unit is not offered or available for rent as a rental unit and that prior to offering or making the unit available as a rental unit, the owner will apply for a Residential Rental Business License and comply with any applicable administrative regulations adopted pursuant to this chapter...."

Investors can tap into this trend by building modern homes that meet current buyer preferences, offering excellent returns through sales or rentals.Investor-Friendly MarketWith fewer regulations and lower building costs, Florence provides a smooth path for new construction projects.