Originally Posted by
JJeffrey
Well ok but no need to over-complicate a simple question, I think for this exercise we can all safely assume that "upgrade clearing" and "ticket reissued" are one in the same.
Also—what you said does not apply in the one situation where you're never reticketed: if you clear off the waitlist at the gate. If for some reason there's a last minute maintenance issue, you are not entitled to rebooking etc in business.