Good credit is like a helpful friend when you’re getting ready for your family to grow. It can help you get a safer, more reliable car with a better loan rate. It can also help you rent a bigger apartment or get a mortgage for a house without a huge down payment. When your credit score is strong, lenders see you as responsible, which means they offer you lower interest rates. This saves you money every month, money you can use for diapers, baby clothes, and all the new things you’ll need.

The safest and most common first step is to add them as an authorized user on your credit card. This means they get a card linked to your account, but you are still fully responsible for the bill. Your good payment history on that card can then show up on their credit report, giving them a positive boost. Just remember, any mistakes you make (like late payments) will hurt their credit too, so only do this if you pay your bill on time every month.

Your score likes to see that you can handle different types of credit responsibly. This is called your “credit mix.“ If you only have credit card debt, your score might not be as high as it could be. Having a mix—like a credit card, a car loan, or a student loan—that you pay on time shows you can manage various payments. But never take on debt you don’t need just for this reason.

The biggest mistake is hurting your own credit score in the process. Only help in ways you can manage perfectly. If you add them as an authorized user, you must pay your bill on time. If you co-sign, you must be ready and able to pay the entire debt. Your financial health comes first. Set clear rules, like if they have a card, they must pay you back immediately for any charges.