You can also address any other specific you think need amplifying in an Addendum.

You can not possibly get accurate quotes without plans and a Detailed scope of work.

I'm hoping my odds of a rezone greatly increase if I partner with a contractor that has dealt with powers that be.I talked to a contractor earlier in the day that advised me to reach out to the zoning commission, but to do my best to avoid stating my specific address as I'd then be "On their radar." 

I'm looking for a software/company that will get the email addresses and send auto emails every few weeks/months on my behalf; they would also be writing the content.

You don't know if its a deal yet, and without details a lot of people are going to show interest.

The market has also gone up in the last 2 years but not significantly so I think that was less of a factor.I hate derailing original posts so feel free to PM me and we can chat in more detail.

If you accept my Colleague Request, we can send personal messages on this site and I’ll also give you my email address.

Also try sending letters to both property & mailing addresses.

Not what you want to hear and I don't have the details on your park so I could be way off base, but if it were me, I'd:-Get the homes up to the standard you envision for the park. 

If you pay for theirs, the rent you charge will probably be higher, which will filter out a lot of tenants before they look at the details of why you're higher.