Does that seasoning period apply if I cash out refi into a DSCR loan?

Returns today aren't as high in general as they were a few years ago, but that applies across the industry. 

You will need to provide a notice of pay or quit and typically your lease allows you to apply late fees at that time. 

We know we could apply for a zoning change, but that process could/would take months and we are beyond ready to move onto our next investment.Has anyone else come across problems like this, where the lender is going down a rabbit hole and denying funds because of something that could possibly happen in the future?

Murphy's Law applies like a mother to REI.First, if you are doing all the project picking/analyzing/Comp Analysis and you don't know the market, and you don't know the formulas, and your numbers are wrong? 

Specifically, does the regulation still apply if I am the host and reside adjacent to the rental property?

S&Ls use to partner in housing developments, same issues applied.

The 'rule of thumb' that everyone should ALWAYS follow is... educate yourself and verify everything - Whenever you put money into any investment you need to research the rules that apply to that investment strategy from alternate sources and verify what you are being told - Never make an investment if you don't understand the issues and verify every claim made through county public records and other, 3rd party sources. 

The purpose of this test is to ensure that the property generates enough rental income to cover the property's mortgage payment, including principal, interest, taxes, insurance, and homeowners association dues (if applicable).Key Points of the FHA Self-Sufficiency Test:Applicable Properties: The self-sufficiency test applies only to 3- or 4-unit properties being purchased or refinanced with an FHA loan.

My questions above apply to them.