Aor is an official letter that the ircc sends you confirming they have received your application and will start processing it. All purchases should be made in the best interests of Collin College.Cardholders and Approvers are responsible for their own actions. An Acknowledgment of Receipt (AOR) serves as an official confirmation from IRCC that they have successfully received your application. I submitted my PGWP application about an hour ago and received a submission confirmation letter. Is this the same thing as an AoR? At that time, we will create a process for verifying your identity and providing an opportunity to verified consumers to complete their opt-out. Use our free template to acknowledge the receipt of emails, calls, or letters.