Authorized user tradelines can have a positive impact on your credit history by adding positive payment history and potentially increasing your credit limit. However, it is crucial to consider the responsibilities and legal implications of being an authorized user. Buying and selling tradelines, while tempting, can carry risks and may not be in line with credit card issuer policies. Always prioritize responsible credit management and explore other legitimate ways to improve your credit score. Know more here: https://latesttechnicalreviews.com/authorized-user-tradelines-impact