Welcome to Shape My Score: Credit Insights! Today, we’re diving into the impact of CPN tradelines on your financial journey. Many seek CPN tradelines as a way to build or separate credit profiles, but it’s essential to understand how they work. Adding authorized user tradelines to a CPN (Credit Privacy Number) may temporarily boost your credit profile, but lenders analyze more than just your score. While tradelines can reflect positive payment history, improper use or misleading applications can lead to financial and legal risks.