Originally Posted by themicah

I think it also depends on the specific card issuer. At one end of the spectrum is Citi, who allow you to add anyone as an authorized user with nothing more than a name. At the other end is CapOne, where I found it easier to just open a second account than to add mrsmicah to my existing account (they wanted TONS of info over the phone, and the CSR didn't speak English well, and then I still had to call back a second time when no card arrived in the mail after a month--I hate CapOne customer service so much). And in the middle is Amex, where they ask for name and SSN, but nothing more. These are all personal accounts, btw. I think Schwab just asked for name and relationship.