TopTradelines.com is a company that allows users to purchase authorized user accounts to boost their credit scores. By adding accounts, users can see increases as it lengthens their credit history, improves their debt ratio by increasing available credit, and raises their scores simply by having more open accounts. TopTradelines offers three programs - a personal funding program to maximize approval for new credit up to $100,000, and two corporate funding programs to obtain business credit cards and increase commercial credit scores.