I believe it depends on the lenders funding source.  

It all depends on your location and service.

Depending on the lender (bank or alt. lender) you have to look at origination fees....points, doc prep, interest rate, frequency draws are allowed/min. draw amount allowed per request, interest payments vs. interest reserve & whether interest reserve is capitalized to fully understand the true cash requirements.

That said, depending on your business, you can definitely get creative with tax deductions for your RV or boat.One thought—it’s too bad you’re not considering the RV as your primary residence.

I think it depends on the individual and opportunity.

I have great lenders and property managers I can refer you to.In Cleveland, it all depends on what your goal is.

It will probably depend on your experience and connections with lenders.

I know conventional lending could become an issue depending on the condition of the property.

I think it depends on the appraiser. 

However, this rule is more property- or activity-specific and can be easier to meet than the 750-hour rule, depending on your portfolio size and involvement level.