There are paid programs to monitor the score and dispute errors, yet the credit bureaus have a free option for making corrections. I am not opposed to the paid option, yet the free option has worked well for me for over 20 years in obtaining a credit score over 800.
On an annual basis, check your credit score. There are various legitimate sites that will allow consumers to review their FICA scores for free. Each of the three major credit bureaus will allow consumers to dispute inaccurate remarks on their reports. There are paid programs to monitor the score and dispute errors, yet the credit bureaus have a free option for making corrections.