It may be as simple as replacing the main line out of the tank that goes to the drain field but you wont know until you dig it up, so I would plan for the worse case scenario.  

Leases I could auto populate in a minute and send for digital signatures.

It has its limitations, in that their Housing Price Index is based on the movement of single-family properties with mortgages purchased by Fannie & Freddie Mac, but it does go back to 1975 (where available), by Zip Codes (scroll down on the above link till you see "Five-Digit ZIP Codes" and download the Excel file.

You can always convert to a more digital process, but I find paper is easiest since 95% of the time you already have a receipt.

I have no clue how Guyana's currency fluctuates so I can't help there.

In the last two years, Bay Area prices increased double digit each year, but the rent price did not follow through.

One thing that we do re maintenance is to have all contractors take digital photos before, during and after the job. 

These markets are yielding double digit caps.

I don't know where you are hearing anything about a major drop - there is one proposal yet to be presented to Congress to initiate a BRAC commission, but it would likely be less severe than the previous one that already took effect, and, if it impacted Fort Hood at all, would almost surely not be considered "major", but rather a small, single digit % reduction.

Many of HUD's Asset managers are now allows digital signatures however the agent still has to overnight the earnest money.