Should I cancel my authorized user AMEX card?
Should I cancel my authorized user AMEX card? My dad gave me a joint card under his AMEX card around 2020 as my first credit card. I thought this would help build my credit score, but my FICO score is showing 670. He has some debt on this card but it should be paid off before the end of the year; I have also not used my personal card in almost 2 years. This is my only credit card and I also...