To take timely corrective measures
One of the biggest advantages of regularly checking your credit report is that you can take appropriate action as and when needed. A stellar score means you are making the right financial decisions whereas a bad score means you need to make some clutch corrective measures. Based on the information in your report, you can determine the factors that improve your score and the factors that affect it. This will enable you alter the course you are on when needed so your credit score will shine for many years.