You won't be able to deduct much if you do.Here is the IRS guidelines on passive vs non passive activities - https://www.irs.gov/publications/p925Here is the memorandum on services etc, it is a bit wordy and technical - 

If you put a trailer in it make sure first if it’s even allowed by zoning.

Key is kept in separate lock box, code only shared once red tape is completed. my golf cart does not have to be registered and titled but is allowed on neighborhood streets, so it's not treated as a street legal motor vehicle.

Because you are not allowed to do the physical work on the house, you may wish to bring on a property manager. 

Our team (@AJ Exner and I) utilize three very specific programs that allow for cash-out refinances at 3-month seasoning.Clients of mine routinely wrap up their rehab within 30-45 days, lease the property to a tenant, and we start the refinance around 60 days into ownership.

Charlotte has now a new density zoning allowing for expansing and growth.

It also allows you to run cashflow reports so you can monitor your overall cashflow across all properties.

This would allow you to get higher cash flow.

In your homeowners policy there is a percentage that dictates what you are allowed to spend annually on a secondary placement if needed. 

Allowing you to concentrate on building and having that realtor / team concentrate on selling your volume of houses you will be building.