What do you think the motivation is for someone to put a giant, "fat chicks can't jump" sticker on the back of their truck?

Poor self esteem.

sometimes when you come to a profound realization you just want to share it with the world

Micropenis.

It seemed cooler than a "Warning: I'm an asshole" sticker?

it isn't uncommon for people to advertise their hunting interests

After reading this, I really want one.

Was that you driving behind me?

Co-ed basketball and poor losing skills.

I'm not certain, however it motivates me to want to beat some ass.

also, lemme guess Lee county plates?

Wanting overweight girls to jump on it?