The problem with those provisions is that they only apply to a pilot who is a member of the collective bargaining unit. Prior to a pilot becoming a member of the bargaining unit, he has no rights under the agreement. In other words, huge loophole.
Airline Recruiter: "Hey, great news! You've been offered a job at Acme Airlines. Training starts on January 1st, which is your first day of employment. We'll need to have your check for $10,000 no later than December 31st. Welcome to Acme!"