I use my academic title (Dr) because its non gendered and does not refer to marital status.
This is how the information appears on all my cards and I follow the online instructions. I make a lot of international payments and if you dont give computers exactly what they are expecting they reject the information.
I once had a customer pay me by bank transfer and her bank rejected the details because it did not have the correct title which my account is listed under. She had to re-enter all the details.
Waiting for memory clinic referral





