For a more accurate quote, you'd have to contact builders in your area as prices changes by location, weather, local lumber prices, labor, etc.

However pending the condition of park owned mobile homes and existing pads/utilities I think this has a lot of upside due to location and a growing city. 

Btw, you got to change your location from Brooklyn to South Orange :) in the title. 

Do all lenders do this or do I need to locate a lender who does?

ASREB there are several locations in the valley that you can go to get your license hours fulfilled or anything related with getting your RE license in the state of AZ. 

You can walk it to find locations with potential.

In an effort to be efficient and not use a shutgun approach, what are your favorite ways of locating and networking with individuals interested in, and capable of partnering or investing in my deals?

.- No clue on this one, but I do know it will depend based upon location.

Hello @Sheldon Peart  If you need financing to purchase a residential property with 5 doors, you will need to get a commercial mortgage. 4 key factors affect the value of your home: Location of your homeSize, age, and condition of your property, including any renovations or updatesThe housing marketThe economy and interest ratesHere are 2 ways to help you estimate the value of your home:Talk to real estate agents – They may estimate its value for free and should be able to tell you what other homes in your area have sold for.Pay an appraiser 

@Wayne Bolen FYI - W2-RE meets tomorrow evening at a new location, in Austin.