Originally Posted by AnselmAdorne
I hadn't understood from your first post that you had actually mailed in some documents. That changes the time lines a bit. I sent AC supporting paperwork for a missing COS bonus in early March, and it posted exactly three weeks after mailing my letter. I'd give it another week.
Update: Just noticed my missing flight segment has now posted (roughly 3-4 weeks after sending in my letter + ticket info). No phone call needed. Thanks Aeroplan!