What was the cost? 

When you have a big cost segregation depreciation plus your big startup expenses such as furniture and supplies, and you then have a big tax deduction against your big W-2 income because your passive losses are no longer limited with your big material participation, it increases your audit risk a ton.

Did it one time cost me.  

Tax Benefits While Building- Create an LLC and pay start up costs through the LLC (architect fees, permit fees, etc.).

Partner Driven financed the Watering Place deal using its own capital, covering the $350,000 purchase price and $1,500 in minor renovation costs.

On the other hand, probably lower property costs there vs other locations.We've looked at a couple locations on the OR coast, but as a WA resident adding the OR income taxes have made other locations more attractive for us.

Development costs will often be the biggest hurdle, meaning: sell the land you have and buy an existing park, campground, rv park and "upgrade"/ convert the sites to tiny home compatible. - and you'd be ahead.

You may have to balance spending money on things today that you may not really need until later - but, they may cost a LOT more to change later.

Investors that are looking to offset their investment costs can typically expect to cover the majority of operational and carrying costs, but those seeking positive strong cash flow and ROI can find limited cost saving inputs. 

Build a portfolio of cash flow producing single-family homes in a high-cost market with high barriers to entry.