Ease of Opening Index
A number from 0 to 10 that tells you how likely you are to get a girl to sleep with you. It checks how old she is, how hot she is, how many boyfriends she’s had, how much she likes being flattered, and how big her boobs are compared to her waist.
His EOI is 2. He’s 28 and still dating his ex’s sister.
She has an 8. She’s got a car, a job, and a face that looks like a movie star.
Her EOI is 3. She’s 21 and still in high school.