To your question on the illegal unit, there are ways to navigate that, with some lenders being more comfortable and experienced on it, whereas most are going to stumble on it. 

Happy to help you navigate the site if you have any questions.

What you really need is an educated and sophisticated adviser that can help you navigate the IRC and avoid common pitfalls.

I am still getting familiar with the forums and how to navigate around them.

Trying to figure out how to navigate this and make it work.

They can help you evaluate potential deals, inspect properties, and handle the day-to-day management of the property.Join a Mobile Home Park Investing Group or Network: There are groups and networks of investors in this asset class that can provide you with access to deals and resources that can help you navigate the process of investing in MHPIt's important to note that investing in out of state properties can come with additional risks and challenges.

You'll learn how to navigate a wider range of real estate transactions much more quickly and can pivot easily in changing markets.My advice: treat real estate like a career, not a job. 

It’s tough to plan out and navigate as you move forward.

Requires tough skin and an understanding of the local culture in order to navigate it successfully.

Some communities are going to have it written in to the Covenants & Restrictions that an ADU (won't typically be called that since it's a relatively new term) isn't allowed on a subdivision lot, but again, your agent should be able to navigate that.