We have a few STRs that we have done cost segregation studies on.

Because of that the total project costs as well. 

Unless the property has clear upside potential (like rent growth or value-add opportunities), stay patient.

It does not matter if you have 1 or 100 accounts, what matters is that you do the bookkeeping to keep track of your costs, expenses and income for the property.

My question is if we buy something now and do cost seg and have bonus depreciation.... can we offset  that $100K of capital gains?

What I think is that the mileage and meals would become business costs to write off tax.\2.

How much would it cost to build a 6 shipping container with only doing, insulation, wiring, plumbing, roof.

What’s little know is that Washington recognized in the land he surveyed that certain parts of that land had potential for development, while the majority of the estates had less or even little potential.  

While you may get a 199A deduction, you are paying a high tax rate.If we are talking about REIT's listed on an exchange, there are additional overhead costs as you mentioned - You have to get audited financial statements and also comply with certain SEC laws.

If for any reason, the Prospective Tenant(s) fail to complete all move-in requirements by the above listed date, the Landlord will return the property to public offering and the entire binder sum will be forfeited to the Landlord for expenses including, but not limited to, lost rent, holding costs, advertising costs, and marketing costs.