The disadvantage I can think of is that, the tenants will treat renting your house as renting an apartment, and require more maintains like clogged toilets.

There might be a product you can treat the line with to help slow the process down. 

The list of docs I have include:PSAMemorandum of AgreementAffidavit of LiensDue on Sale DisclosureAuth to Release InfoGen Warranty Deed (as the bank holds the title at the momentMobile homes can be treated as an automobile or as real property.

This is actually a problem - since now you are treating them as one activity, they will carry forward indefinitely. 

Fair Housing laws require us to treat all people equally.

Adhering to the procedures laid out in the operating agreement is what you rely on to be viewed and treated as a business rather than as an individual.

The trailers in the Mobile Home Park (MHP) will likely be treated as personal property and can be depreciated over a shorter schedule, typically 5 or 7 years, rather than the standard 27.5-year depreciation used for residential real estate.

It should simply be treated as a means to enhance the diversity of your portfolio.

I started with a tri plex, met Jake and then started buying larger deals.The key is to treat real estate as a business.

Although, there is really nothing to be feared as long as you know the laws and treat people fairly.As mentioned above, finding a quality renter is really where all the heavy lifting is done.