Gross negligence is typically defined as conduct showing extreme indifference or a reckless disregard for someone's safety or propertyGood luck determining whether the PM's act rises to gross Wilful Misconduct/Gross Negligence. 

It is very much a social aspect within the industry and we all have to work together at some point.

@Cordell Martin I appreciate the insight on some of the legality aspects of buying and selling mobile homes.

Building technologies that allow for flexible floor plans that can be easily changed along with low maintenance and high energy efficiency is where I am trying to define a model. 

Definately my end game would be to eventually own rental properties.

I understand how important it is to expand your presence in the online marketplace to reach a wider audience.Given the complexity and technical aspects of e-commerce, I would advise you to seriously consider enlisting the help of a professional e-commerce development company.

Other than the financial aspects discussed, look at the construction differences between duplexes and quads.

Regarding the income aspect - Something to consider talking with your CPA about. 

Key is to understand all the aspects of the ARM-Is there ceiling or floor?

I am little late for this thread but....I have personal experience in every aspects of mobile and tinies.