About a year ago, a few credit card issuers began sharing FICO Scores or VantageScores with their customers as part of their monthly statements. As competition heats up, more credit card issuers are now offering customers’ credit scores for free.

Black Friday has become known for terrific sales to kick off the holiday shopping season. If you visit some stores this Black Friday, a store clerk will likely ask you, “Would you like to save X% by opening a credit card account?”

The three credit reporting bureaus deal with a substantial amount of information daily. As a result, mistakes can occur on your credit report. By requesting and reviewing the free annual credit reports from each of the credit reporting bureaus, you can be on the lookout for errors that may exist on your report.

The information in your credit report determines in large part what kind of credit, from car loans to credit cards to mortgages, you’ll be able to get. Federal law gives you the right to know what consumer credit information is collected on you and you need to exercise that right.

Your credit score can make a huge difference in your finances, from helping you qualify for loans and low interest rates to accessing utility services and renting the home you want. As much as people want to have good credit scores, there’s a lot of confusion about how they work.