Originally Posted by
YYC009
1) It depends if 'OSS' is marked on the boarding pass. If the previous carrier doesn't participate in the program, then there is no IT infrastructure to print 'OSS' on the downline boarding passes.
Oh, I misunderstood you. I think I see what you're saying now. So it's not that starting in MEX alone would make someone ineligible, just that the carrier they would be flying from there might not be able to generate the proper boarding passes?