Tripper 1960

I’ve always found American Airlines to be a great airline. But when I went to check in, I found out I wasn’t able to check my bags or by the priority seating because the app would not allow me to use my Canadian credit card to pay for it. I tried multiple times but every time I got down to the address where you had to add the province, it would not allow me to add a Canadian province. It would only give me options to add an American state. I can’t tell you how frustrating this was because when I went to the gate and had to pay for my bags and I asked also by the prior seating they would not al