What are Tradelines?
Tradelines are just another word for “account” on your credit report. The term “tradelines” is a financial industry term for an account. Usually, this refers to an account appearing on someone’s credit report.
Tradelines are perceived as a secret tool to quickly increase your credit score. This is especially true in the face of a credit profile adversely affected by negative items, such as late payments, charge offs, etc.
You’re added as an authorized user of credit history previously established by the primary account holder. This information reports to your credit report even though you weren’t the one to establish that previous credit history and it does not affect the account of the primary account holder.