I think we need to keep blaming the landlords and introduce additional rent control legislation to fix the issue. 

Population is growing aggressively and jobs are moving here especially with major employers like Intel, Google, Amazon, Nationwide, etc.

I joined for the first time as a Pro member and got an additional 20% off.

DSCR requires "No employment" or job seasoning and is 15% for single family and 20% for 2-4 units.

Residential properties within an urban growth boundryOregon Senate Bill 1051 and HB 4034 https://www.oregon.gov/lcd/Publications/ADU_Guidandance.In addition to mobile home (HUD code)/manufactured housing (formerly UBC now IRC code) ADU becomes a keyword to tiny development.

So, the timeframe is a factor.Selling it at a loss might actually require less additional capital that finishing the rehab in the short term.

Additionally, now in California, a lot of concessions are available for those building student housing. 

Additionally, can you eventually do a BRRRR refinance with a traditional mortgage?

No the park does not require to move it upon sale. the previous owner has been there nearly 20 years. since park rents are rent controlled the park can raise the rent additionally when the owner changes but no more than 10 percent.

Got a HELOC on my primary residence and put some additional cash into the investment to customize it.