They are specifically designed and built for that purpose.

From a macro purposes, the population is declining and job growth is minimal.

Does anyone have experience with  converting mobile homes to real property for the purpose of doing value-add investing, in the LV market or in Nevada?

For the purposes of driving web traffic, using a URL that is a search term will be way more effective.

I would deposit the security deposit in an escrow account in my personal name for the legitimate purpose of avoiding bank charges.

If that happens, it probably means that it's the extra rules involved in lender-purpose appraisals that's getting you jammed up, and you can't do anything about it but sell to a cash buyer or someone putting so much down that it doesn't matter if it comes in low.

Just out of curiosity I’m interested in learning how others values small muti-family unit buildings (3 to 4 units).

I wrote the above for informational purposes.

If you are doing more than that, you either have a bad PM or you are meddling too much, which defeats the entire purpose. 

Like a Turn Key home, Roofstock will serve a purpose for certain investors.