As long as there is no "healthcare" being provided (medicine, baths, etc) then it's not regulated by the department of health.

A break even into a profit, and a profit into a windfall. 3- Capital - I used to state this as access to capital, back when the rules were loser, the regulations less onerous, and information less readily available.

The country simply does not have enough affordable housing units, and the new supply of affordable housing units is not keeping up with new demand.

The combination of Germany's stable economy, well-regulated property market, relatively low interest rates, and the opportunity for long-term capital appreciation make it a compelling choice for U.S.

Start by researching local regulations and working with an agent experienced in vacation rentals.

In some cases that's amazing -- one part of the town gov't considers it to be a commercial lodging establishment so it's exempt from STR permitting and regulation. 

Labor, supply chain (we are on an island) and red tape: from offers and closing, to funding to permits.  

What are the best methods to independently verify zoning and land use data to ensure compliance with local regulations?

Landlord-tenant regulations are a bit complex in California and getting hands on is the best way to learn before expanding into larger investments. 

If there is more demand than supply, this will be the outcome in desirable areas.