With companies like Amazon, Dollar General, Shine Medical, Mercy Health and ABC Supply creating many jobs and investing back into the local economy, clients are seeing phenomenal returns.

It basically indicates the ADU is to be approved if there is no Heath and safety issues  (2) The owner of an accessory dwelling unit that receives a notice to correct violations or abate nuisances as described in paragraph (1) may, in the form and manner prescribed by the enforcement agency, submit an application to the enforcement agency requesting that enforcement of the violation be delayed for five years on the basis that correcting the violation is not necessary to protect health and safety.(3) The enforcement agency shall grant an application described in paragraph (2) if the enforcement determines that correcting the violation is not necessary to protect health and safety.

Less $ down is a key to your long-term health and growth here.Moreover I'd ask these:  why these 4? 

The current owner said he bought the park in an auction last year and he heard the water well was neglected and the health department shut the park down.

I would hesitate calling it a fee since a security deposit is at least partially refundable, unless you are referring to something else like a pet fee, which is often non-refundable. 

The seller is an older woman in poor health conditions - currently in hospice - and her only daughter is trying to organize the whole transaction.

Think of all the things that could go wrong and see if the lease addresses them: unauthorized pets or tenants, early termination, security deposit, lease violations, late rent, eviction, lawn maintenance, parking, etc.5.

. - 1250 sq ft- list price of $175000- $153000 ARV- $60000 Rehab costs- MLS- my calc purchase price is a max of $45KRepairs would include roof, sub floor, floors, bathroom, kitchens, pet odors (snakes, birds, dogs and so on), front porch, back porch, mold, electrical etc... possible meth users.As this is a wholesale deal, my end goal is to wholesale the house a walk away with a check but leave plenty of meat on the bone for the rehabber.  

A true service animal is not considered to be a "pet", so your HOA probably couldn't restrict the dog anyway. 

The other unit is downright disgusting with carpet which was peed on by the pet, holes in the wood panel walls, mildew and mold all around the bathroom, and a general bad vibe from just walking around the place.