It is a mess and you are partly to blame because you are ignoring all these red flags.Write her a notice that says the home is uninhabitable due to the water leaks and you are terminating her rental agreement, period.

Talked to the city, etc before hand as it had 3 units, separate storage, and storefront and the city said to ignore that. 

There are those who are either too confident, ignorant of the product, or whathaveyou to wait until the property is priced correctly, telling the seller's, "Oh this must be the accepted market value", and thereby creating the climate we're approaching, where everything is overpriced due to poor buying practices.

I'm seeing too many people lose their homes because of the ignorance. 

In addition, you're focusing too much on YOUR benefits (great tenant, eliminate vacancy), and ignoring the TENANT benefits (great landlord, quality unit, fully furnished). 

Americans (and probably other nations as well) are woefully ignorant of financial and economic matters in general.

Ignoring the facts she's verbally disclosed, she's telling you there are skeletons in her closet. 

Ignoring the park for the moment since renting MHs is a separate business, I'd want a 15% minimum return on my capital.

Those will turbo-charge your returns.On a side note, I would ignore anything on the long-range projections page. 

Some crummy landlords will try to ignore security deposits in a purchase and