Rule 7:
A mathematical equation used to find the youngest age a person can date without being considered a cradle robbing freak. (A/2)-7=Y, where A is your age and Y is the youngest you should date...
Kate is 20 and dating a 26 year old named John. 2(20-7)=26. This relationships satisfies the inverse of the half your age plus seven rule
But what if she's hot?
Make sure she's 18.