And in these circumstances, locking a 9% returning asset for 30 years doesn't seem a bad deal at all when I compare it with other potential investment opportunitiesAlso, tying up money is relative here.

Compare that to a potential $4k/year cf, it would take almost 5 years to get the same money you would if you sold (assuming 15% fees/commissions/closing).If you reinvested the profit from the sale, you should be able to still get the same or better cf in a different property.

Then present it to an attorney for them to review.Then go to Allstate, GEICO, Chubb, or any other major carrier and compare the insurance rider jackets. 

Yeah the nearest comparable town is roughly 1 1/2 hours away.

Compared to A 90-100,000 loan to fund the down payment and the rehab.

Both the Urban Institute and Market Watch reported on recent data put out by the Federal Housing Finance Agency that demonstrates the appreciation of manufactured housing in direct relation to traditional site-built housing.

@Corby Goade it would cost approximately $60,000 to build a comparable unit.

A lot of the newer 4-Plex in areas such as the Medical Center come with higher Purchase prices compared to the Rental Income.  

How is the weather compared to Maui, and what kind of net income can you expect per year on a small 500ish sq ft one bedroom that's oceanview/front?

Understand the fees involved and calculate the total cost for an entire year of management so you can compare the different managers.