They don't just look hand-written, they feel hand-written - the pen impression is noticeable - and have writing variations and intentional mistakes built-in to look as human-written as possible.

I learned mostly by trial and error.  

Although there are many variations, a cap rate is often calculated as the ratio between the net operating income produced by an asset and the original capital cost (the price paid to buy the asset) or alternatively its current market value."

So we fight we get to trial ( one of the rare times in all my 4 decades I ever got in front of a judge) and we are just about to wrap up, Council for the Church is sitting there going over the dates of publications and it just dawns on him that tax collector for that year only published in the paper 20 days not the 21 days.. he makes a motion shows the judge..

A lot of people did a variation of this in the early 2000's by waiting for their house to go way up in value, refinance and pull a ton of cash out, then when the values fell so much they lost their house.  

Hands down the best and most economical way to find real cash buyers is option 4 or a variation of that.

There's a lot of variations on exactly how this is done, but at the end of the day you business is to find sellers, find buyers, put the two together and collect a fee.

I did not get this figured out overnight its taken a year of trial and error and learning.

Giving names to variations of a basic transaction may make them identifiable and therefore marketable, often the zebra loses his stripes and loses the basic concept and becomes another animal that can be subject to unintended consequences. :)

(an issue in and of itself) There are variations to each of them.