The main house is is around 7,200 ft and will be very era/period style, with some modern features (master bath, awesome kitchen, etc.)

I don't think I'd call it mandatory, especially in a rental.The home I just sold was a 2 bath, and the master only had a spa tub with no shower.

Involves Master Planning to Subdivide the large lot, build one SFR and then finance the 2nd SFR, sell the 1st, fund the 3rd, sell the 2nd, fund the 4th and so on until they've built and sold as many SFRs as they can.

I added a master's degree so have close to 10 years of education. 

I have been at another forum writing about "creative financing" at the Creative Financing Forum.Here is the intro:It is the spring and I thought I would give a primer on "creative financing" for the BP community.I will break it up into Beginner and Advanced.I will talk about well known and not so well known strategies.Beginner strategies includes bank financing, hard money and private lender financing, as well as installment sales, land contracts, lease options to buy-control, sub2, land trusts, option to purchase flipping, sale and purchase contract flipping, wrap around mortgage-AITD purchases, self-directed IRAs, Joint Venture Partnerships w LLCs, and others.Advanced strategies include JVs with Sellers, pooling private funds, syndications and more.Lastly some legal issues regarding Dodd Frank, CFPB regulation, illegal flipping, and other issues.I will visit this post page every day for as long as it takes to go over these creative financing strategy issues.Brian link = https://www.biggerpockets.com/forums/50/topics/438...RE Lease Options, I'll post here: Buying on Lease w Option, Selling on Lease w OptionLease Option Assignments (aka Wholesaling Lease Options or Cooperative Lease Options), Sandwich Lease Options, Splitting Equity Lease Purchase, Delayed Sale and Purchase Agreements,Using ROFRs or Right of First Refusals with Leases, Master Lease Options on Small Apartment Buildings, and more.Also I will talk about - regulatory and legal issues such as the CFPB and Dodd Frank, - liability of acting without a real estate sales license, - problems with asking the tenant to do maintenance and repairs, - and more.I will post to this thread every day until these subjects are covered.

I tried REOs before, banks are chess masters.

YOU   investor buy the property 2. them the turn key or NNN operator.. rents it from you on a NNN lease3. you as investor just collect your rent from the master tenant regardless of income.4. when you look at the properties you will see major mark ups to what most can buy a rental for in OHIO.5.

These are some great articles that should help you out.How to Master the Most Important Skill in Wholesaling — Talking With SellersContract Assignment 101: The Beginner’s Guide to Wholesaling Real Estate

Or maybe they'd be willing to sell you an option to purchase or a master lease/option.  

You have to look at what other successful investors have done to complete these deals without huge sums of money.Owner financing, master lease options, partnerships, and other creative financing techniques.