@Jonathan Quesadilla Anything I post will just be compounding on what others have touched on.

In any case, it's my understanding that the original Fix-It-All compound has been pulled off the market by its manufacturer.

Your cash on cash return does not compound.

Compounding interest is a very powerful force. 

This not only adds an unexpected financial burden for frequent battery replacements but also leaves the reliability of these locks in serious doubt.What compounds the frustration is the absence of any low-battery indicators or warning systems.

Adding other factors will only compound the challenges and work against you as you learn how to be an effective investor.Imagine having to supervise work that should have been completed (but was not) in the Inland Empire.

I'm reading "Rental Property Investing" and Brandon mentions that you should "reinvest cash flow to have interest compound".

With bonus depreciation, you are accelerating the depreciation to have more cash in hand today to be able to compound the growth of your portfolio.

Ok, Carlos, now your compounding "What-If".

Because of the low leverage the appreciation return is not compounded.