Truckers are part of what happens to be a secret society  that consists of many cortesies and unspoken rules for truckers on the road. Trucking companies are aware of this, they simply don’t want  new truckers to know about them.  Those new truck drivers get to find out the hard way.  But if they're lucky, veteran truckers will give them a probationary pass to the key society. Membership has its privileges! Unspoken Rule #1 Acknowledging other truckers during this association . Common courtesy on the roads may be a little thing, but pays off big if you ever need some assistance. CB radios may be a help to recognize other truckers and even a friendly wave does the trick. Unspoken Rule #2 Passing the