The big secret is out...LOLACRUH! This is what you need to know about casting for major boobs. The truth is, most of the casting directors are only interested in 3 things when it comes to casting for breast actives, and they want to know those three things so they can pass you by, but then again whoop dippy they are, and they will take every opportunity to make money off of you. You're about to find out why. Read on.