Hopefully you did your math right and the property will cash flow hard enough to quickly pay off your credit card bill for the TVs This message was typed on an iPhone by a Superhost with hundreds of 5 star reviews.

Everyone knows a teen with a Iphone that could just snap a few pics. 

Of course our financial situations may be a completely different story and then it’s apples to oranges....

That way you can compare apples to apples.

I found Biggerpockets by searching Real estate podcasts on my iPhone.

It involves a combination of cost to get in, profits made when you exit (through flipping or holding), based on groups of common (apples to apples) properties within a short distance of eachother that establish end value, list prices available, costs in addition to purchase price (like rehab), and the big one...what all of this establishes as your potential profit.

I suspect you and the OP are comparing apples to oranges. 

So yes there are good and bad apples.3> Bank account: Please open the LLC bank account and have all money deposited in advance.

Reivers when talking multifamily vs single, I think if you truly take an apples to apples look at financials, yes you get a better return on larger properties or at least the same.As Sam mentioned, I feel most single family owners self manage, and therefore don't account for a management fee in their cash on cash. 

I will use your example but  make it more apple to apples.