Reality is that with 5 kids your financial position and her dreams will not be achieved if she does not have the for site to realise status quo is never going to work.You need more income going forward simply to maintain your present life style.

From what you have shared, this doesn't really look like a mobile home park, rather a "hodge-podge" of different style rental units. 

Transparent tables and chairs can make a huge difference and are definitely in style.

Style of house and year it was built.

Thinks 1980-1990 style.- Appliances were old and built in.- Previous owner was a do it your-self kind of guy and did a lot of it wrong.Now the biggest mistake I think out of all of these is not realizing that the family member was an alcoholic.

There are SO many ways to be successful, you can adopt a way that fits with your style and still have success.

@Casey PowersI don't know you, but I like your style..  

If not then terminate when legally allowed.In most cases inherited tenants will either vacate or be evicted so with luck you will be able to find more suitable tenants for all three units. 

Ask any good real estate investor, there is tremendous value in a house that exhibits great curb appeal and displays an unadulterated architectural style. 

Manufacturers change their shingle style often to push for more replacement than repair options.