Like many (most) businesses it requires an investment of capital; money expenditure for ongoing marketing; management of operating, marketing and professional personnel; keeping accounting records and filing tax returns; established sales practices; constant monitoring of goals, budgets, and productivity; establishment and implementation of operational systems; and providing customer service.  

However, PS is more established and we are focusing on 4/2 SFH (no land lease and under city caps). 

Talk to your tax advisor about correct entity planning.

@John N Cook any insights into how the C-corp valuation is established in order to justify the stock purchase via the ROBS 401k account, assuming the c-corp has no assets or revenue on the books - how does one justify the investment in an audit?

This is another area where a professional advisor can be invaluable.Withholding Tax: Be aware of the FIRPTA (Foreign Investment in Real Property Tax Act) withholding requirements when you sell the property.

Why hire an investment advisor to manage your retirement savings when you can do it yourself through the Fidelity dashboard? 

Eliminate debt, establish a budget, and save.

Since you are looking at investing out of state- establish some relationships with realtors, investors, contractors,..... in the market you want to invest. 

You are already off the articles of incorporation since the Wyoming LLC is established first through a registered agent service.

Reafco is a well established brokerage in Columbus and has a ton of deals and resources to help you out!