For more info, here is a link to the Hilltop Land Use Plan provided by the City of Columbus. 

Your Attorney would love to sell you stuff you don't really need.If you don't operated this 100% correctly someone intent on Sueing you will just pierce the corporate veil anyway.You are much better off taking care of your properties so no one wants to sue you, having correct STR insurance and you can always add an umbrella policy for a 3rd layer of protection.

The town requires plans, proposed text, detailed narrative, and design guidelines before they'll accept the proposal. 

---So, learn the neighborhoods where you plan to invest and use Google Streetview to virtually explore them.3) Poor Tenant Screening - they typically can't sell a property until they place a tenant.

There's so much to learn in the industry, glad you have a plan of how you want to invest.You're in a great market in the Phoenix area, I invest and live in the area myself.

I'd plan to own it about 18 to 24 months.

I think 'high IRR' is subjective but also linked to the business plan.

Master Plan for City- This one is awesome!

Could be some type of project manager or general contractor if you plan on having more properties there in the future. 

I'm not ruling out Florida, but it isn't my focus because of taxes and insurance costs.