You can make that argument to a stranger on the internet until your fingers are numb, I just hope you don’t ever have to use that in front of a judge.

There are a lot more factors than taking internet advice.

Most of the numbers I've gotten are from reading books or internet research.I've set my criteria to 3 BR 1+ bath SFR's that I can purchase with >$200 cash flow and 12% ROI.The property in the photos was listed at ~187K.

And not one that’s recommended by every dick and harry on the Internet.

Then you want to figure out all the typical short term rental expenses (furnishings, cable, internet, utilities, possibly management) and factor in your mortgage and heloc payment.This should give you a good idea of your yearly and monthly profit

I don't know where you found that image and this may be shocking ....But that random information you found on the internet is wrong. 

I WISH Bigger Pockets existed (I really wish the internet existed :) ) when I got started.

I will admit I didn't know what I was doing most of the time when I started projects, but I am fortunate enough to have help from my parents (and the internet).

The internet is providing more solutions to all of us everyday.

I am not talking about grey area stuff like mileage or internet or cell phone.