I've personally found those connections to be invaluable when trying to navigate financing options or even just finding reliable contractors.

If you're living on the road, this could be a bit challenging unless you're comfortable working with a reliable property management team.On the flip side, long-term rentals (whether it’s one or two properties) typically offer steadier, more passive income but might not generate as much monthly cash flow.

Does anyone know of a reliable site or resource to check zoning laws for Airbnbs or STRs in general?

The best advice I can give you is to find a reliable attorney in the state where you plan to lend.

Checking online reviews and ratings can also provide insight into the reliability and quality of a handyman's work.

I was wondering if anyone knows of any reliable management companies in the Dekalb area, thank you. 

However, since we are staying out of the country, we would like to look for a reliable airbnb property management companies to do the end-to-end management from task i.e. listings, fixing a broken lock, get the house clean, liaise with guest etc.Any recommendation?

Pretty sure Launch, Sherpa, and Batch are the only reliable and legal ones nowadays.

Rotating co-hosts for tax purposes may not make business sense, as it is difficult to find reliable management only to replace them quickly.Hope that helps! 

Previous landlords and personal references not reliable most of the time for the information you are looking for.