Does each state have its own guidelines or are the regulations federal?

Learning there is a lot of grey area with STR's and people doing things that are against the regulations but not having issues.

What may have happened with the up and down was the city and states adjusting to local regulations and ordinances.

It is why for a long time all or our acquisitions had a value add.Poor initial cash flow.Tenant friendly regulations. 

How do you determine zoning regulations on a piece of land? 

Drug dealer seems to be the only option currently available since recreational marijuana in not legal and even medical is severely regulated 

Although the city tells me they only enforce the regulation when they receive a complaint, it's still a consideration that leaves some local house hackers thinking twice, or looking at buying in surrounding cities, such as Aurora, where the maximum number of unrelated adults is four.Tonight, that may all change.

Just follow the guidelines in your park's rules and regulations.

My experience is that I added a contract an hazardous substances and compliance with all laws and regulations pertaining to the protection of human health and the environment.

As Dustin already mentioned, you'll really want to do your research on the area of Tahoe-remember that the area has 4 different counties within 2 states, so regulations can vary quite a bit.