The other financed properties reserves amount must be determined by applying a specific percentage to the aggregate of the outstanding unpaid principal balance (UPB) for mortgages and HELOCs on these other financed properties.

The percentage, is probably the way to go and dollar amount 2nd.

- In terms of market due diligence, what is an optimal target population, what percentage of such demographic should be 50+(or if that needs to be of higher age), and what about net worth/income?

There is real money in Houston, and those refineries and shipping lanes aren't going anywhere.Yes I know there is oil and Gas in NOLA, but its just not the same as Houston.I think you will have a higher percentage of people return to Houston than you did NOLA.

If a reduction investors tend to make it temporary like 1 year and then tie percentage rent above XX sales to additional rent.

If this material is "hot" I always have it removed since it is a friable material, generally has the highest percentage of asbestos in it & can easily be disturbed. 

This couple has suggested that they receive that compensation, AND a percentage of the profits from the sale.

For calculating expenses I'm taking a percentage from the monthly Rental Income.  

When investing in Condos, would you scale back Maintenance and or Capex percentages on a Buy & Hold rental due to roofs, foundation, outside expenses included in HOA fees?

This couple has suggested that they receive that compensation, AND a percentage of the profits from the sale.