A numerical scale (from 0 to 10) by means of which variables, such as age, level of hotness, dating demand, level of horniness, family background, and boob to waist ratio, predicts how many dates and monetary investment you will need to score with a particular broad. It predicts with astonishing accuracy when the female will open her legs for you.
Yo... have been dating Suzie 4 times straight.
Have you scored yet?
So? What´s the point?
I´m cool Bro, Ease of Opening Index predicts no more than two dates and the gates will open for me.