It’s easy for meI use the identical $5 shower head in my rentals as well as my flips  as I do in my own house I use the same flooring as I do in my own house what is the same paint etc. etc. etc. buy two of my old house

We stayed at an identical house that we rented for $500 per night.What type of property is your friend looking for? 

Here’s why: after 12 months the actual cash invested that you use in the formula to calculate the ROI will be changing as the loan is paid down, or when property improvements and repairs are made.The main issue with CoC as a metric, is that it doesn’t take into consideration the time value of money; so if, for instance, you invested $1M in two deals and received $100,000 back (in addition to your initial investment), but in investment #1 you got the money back after 3 years while in investment #2 it took you 10 years to make the same profit — CoC will still be identical, even though it’s clear that investment #1 is better.As a metric for a potential investment, you’re probably wondering what a “good:” cash-on-cash return would be.

And, unless you intend to knock on their door to collect the rent, it's possible to keep your identity a secret from them.

I have a Cleveland Single Family home that is almost identical to a property in Akron, and my property in Akron has appreciated steadily over 3% in the time I have had it, the house in Cleveland holds maybe a $10k increase in value in the same amount of time. 

The houses are identical, except for the dormer we have on ours.

A little back story on my situation:I currently own one single family rental (almost identical to the one I am currently trying to purchase) in Milwaukee, WI.

It is your calling card online, your digital identity.

Purchase price: $490,000 Cash invested: $98,000 4 Plex - 2 Story Townhomes - 3 Bed 2.5 bath identical layouts.

There isn't substantial signage, but the buildings are only between 12-18 units and aren't "identical", but it's a thought. 2.