Joke Collection Website - Blessing messages - I don't understand the appointment service of post office staff. What should I do if I get a credit card?

I don't understand the appointment service of post office staff. What should I do if I get a credit card?

Details are as follows:

If he got you a credit card without telling you in advance, it's his fault. You can complain to him.

Then there is the current credit card, which generally has no link fee. As long as you don't open the card, it doesn't really matter if you don't use it.