They're trying to fix a problem that doesn't really exist.Just like practically all laws promoted as protecting the tenants, they end up hurting them.

It is good practice in assessing STR potential and performance by combining personal research and rental experiences (rates and dates) with at least one local reputable Property Management company rental revenue estimate. 

Albemarle county tends to have pretty strict regulations when it comes to zoning and building.

These options would still keep your costs down while offering practical benefits that could attract a larger demographic of renters.Starting with one of these simpler conversions also gives you the flexibility to explore more ambitious plans down the road once you have a better understanding of the property's potential and your own budget constraints.Hope this helps clarify the options.

What are common practices to remove them?

Want to start practicing analyzing multifamily deals.

Usually, older mobile homes get grandfathered into any new rules and regulations with the city and/or county.

Consider short-term rentals: If local regulations allow it, converting one or more units into short-term rentals via platforms like Airbnb can increase your revenue per unit.

There are a lot of issues with having JADU including finance issues if there is also an ADU, requirement for owner occupancy, that it removes space from the primary structure and usually lowering the value of the property such that it is common practice to remove the JADU when selling the property.  

In terms of the loan(s), I currently have a steady and competitive W2 job and very low DTI, however I’ll ensure to verify the rules and regulations for rental income when shopping lenders, so I don’t hit a roadblock when buying the next rental.