To my knowledge, we are not accepting vertical footage at this time.
Then some reviewers do not know that you are not accepting them, here are just a few examples :
And some hundreds more
I have confirmed we do not accept vertical footage. The clips you shared were apparently approved in error. We are in the process of removing them from our system. Thank you for bringing the mistakes to our attention.
Fine, but I sincerely believe that you are loosing market share on this kind of footage that other agencies are accepting