Not particularly. There's an implied expectation to fundamentally be an alpha-male and go through life as an alpha-male, but there are PBs in wheelchairs.

Read the core tenants on the main site. If you're onboard with most of that, you're cut from the right cloth as long as you're not glowing or just generally weird. Every chapter is different, and the vetting process is basically trying out to be a new best friend. Some people just don't fit in, but you won't know until you try.

Also, don't puff up your chest and act like you just can't wait to put on a Perry and punch some commie in the face. PBs don't back down, but they also don't start fights.