You could drain and winterize but then it won't be available for guests.Many municipalities regulate hot tub maintenance for STRs.

The standard for raising rent varies depending on local laws, regulations, and rental agreements.

Don't forget, if you have owned a commercial property for a long time and have put a lot of money into it over the years, you may be able to expense many of those "improvements" with the Tangible Property Regulations (TPRs) of 2014.

When searching for landlord-friendly areas, it's crucial to consider local regulations, tenant laws, and the overall rental market's health.

Many cities are regulating who pays for screenings and how much they can charge because many landlords will charge applicants a fee and then they'll take 50 applications, but that's a whole different conversation. 

Meaning you will have a check book, debit card, and direct access to your retirement funds to be able to use for any investment or expenses needed for that investment as long as it's compliant.It's important to note since the investment is held at the bank, the custodian will not be able to review investments for compliance with IRS rules and regulations or do any record keeping of this account for you.

To answer your question - within the city limits STR's are not permitted, outside the limits there is no regulation.

If you find properties outside of city limits that might help with possible regulations. 

The local rules and regulations for building in our area is what is keeping the volume of building low.

Prior to that regulation FNMA didn't care how many mortgages you had only that you qualified for each.