A lot of the people who buy tradelines from me got there because they were denied for something — a credit card, an apartment, a car loan. The denial is what finally made the credit score real to them. Before that, it was just a number. After, it’s the reason they’re stuck.
If you just got denied for a credit card and want to understand why, there’s usually a fixable reason. The denial letter will tell you — issuers are required to give you a reason. But the letter uses jargon, so let me translate.

