While raising your credit score can take time and dedication, there are a couple of quick ways to boost your score. Before you start shopping for a mortgage or auto loan, use these quick tips to get a better score and a better rate on your loan: Get Your Report- Look over your credit report for errors, and dispute any mistakes to get them taken off your report. Increase Limits- Ask your credit card companies to raise the limits on your cards, making your available credit, and therefore your credit score, higher.