"ADU" legality is typically defined by each city individually.  

Oftentimes, when there are too many options, individuals end up not choosing anything.

How do individuals and management companies handle these annual inspections? 

Private money lenders are typically not licensed, private individuals you form a relationship with and one in which they are looking for alternative investments other than the stock market, bank CD, etc.

Basically that little piece of paper states that the owner of the property, can if they choose to, rent it out to however many individuals noted by said township/borough. 

I am looking for a company or individual that provides boiler maintenance.

Get a standard lease & assign a number to each of the rental rooms in your house, and add that room number to each individual lease.

The individual purchase prices were adjusted so the IRA was making a "bad" investment, but a good chuck of the IRA funds were able to be pulled out through the transaction for use and multiplication today.  

But I'm invested in 2 markets, so it's hard to manage the one that is 8 hours away from where I live.This is a question that I think will be different for every single individual.

Units are all electric and have individual panels, water heaters, and HVAC systems.