He will no longer have his daily cashflow decimated due to daily debits, which can sometimes lead to overdrafts.Business owner will be able to get his credit back in shape.Business owner will exercise his right to re-purchase his home as he'll be qualified for a HELOC / 2nd mortgage.He will have learned his lesson, I will have made a nice return on my capital while holding the deed to the property where he owns 50% equity as my security. 

I created a few basic formulas to calculate certain values and ratios, but for the most part, it's really about how many decimal places you have in the account and keeping up with each dollar as it goes in and out. 

A setback of 5% could decimate a lot of portfolios that are over-leveraged.Everyone has to know their own risk tolerance.

The LO and the underwriter would be out of work and the borrower would have his credit decimated. 

A Multifamily in Philadelphia cash flowing like gang buster can be decimated by property taxes if placed in New Jersey.

Cheap natural gas will decimate coal use over some period.Have you noticed how fast LED bulbs have replaced small incandecent bulbs?  

Since we are talking vacancy here, I actually subtract that number from 365 to get unpaid vacancy days per unit per year.This can then be expressed as a a percentage: # of vacancy days / 365 (decimal) X 100 (to get %).This is the vacancy rate per unit.

Also, the REI returns could be decimated by sell costs ( 10% to agent+closing costs  and 25% recapture tax)Only experienced investors should go 100% stocks.

Every beaten down market is filled with huge volumes of SFR foreclosures/short sales that have decimated SFR prices, often times more so than 2-4 unit prices.

The fact is appraisers work and income is being decimated and well done formal appraisals are disappearing.