1. How Much You’ve Been Spending

If you wasted a grand on a new pocketbook, he deserves to know. Even if you're not sharing your money now, you will eventually, so he should have an idea of your spending habits.

2. Who’s Been Hitting on You

If a guy at work asks you on a date, your boyfriend deserves to know. You'd want to know about the women interested in him, wouldn't you?

3. That Your Ex Contacted You

It doesn't matter if your boyfriend is comfortable with you talking to the opposite sex or not. Either way, you should let him know that your ex is trying to hang out with you.

4. Your Health Problems

If you have a nut allergy, tell your man about it. Otherwise, he might whip up peanut butter cupcakes for you.

5. What He Does to Annoy You

You shouldn't criticize every move he makes. However, if you can't stand it when he calls you "honey bunny," let him know so that he stops doing it.

6. Your Family Problems

If you two end up together, your family will become his family, too. That's why you shouldn't keep your family's secrets a secret from him.

7. What You Imagine Your Future to Be like

If he can't wait to have kids, but you don't want to be a mother, you need to tell him. He deserves to know your opinion on the matter.

8. Your Embarrassing Moments as a Kid

You shouldn't hold back from telling your man stories, even if those stories are incredibly embarrassing.

9. What Turns You on

Tell him what drives you crazy so that he'll do it. Don't be shy.

10. That You Have an STD

If you're sleeping with him, you need to tell him about your STD. It's only fair.

11. That You’ve Been in Jail

If you have a criminal record, it's better he knows it from the start. You don't want him finding out from someone else.

12. That You’re an Addict

If you're addicted to drugs, alcohol, or sex, he should know.

13. That You Have Male Friends

You shouldn't hang out with other men behind his back. Tell him all about your male friends, so that he doesn't feel betrayed.

14. That You Have Bad Credit

If you end up buying a house together, he's going to find out about your bad credit. You might as well tell him before you start looking for places to live.

15. That You Had a Husband

If you were married before, or had a serious boyfriend, you should tell your current boyfriend about him. You don't have to go into detail. Just make sure you mention him.

16. How You Feel about His Family

If you hate the way his mother talks to you, you don't have to pretend you love her. Gently tell him that you don't appreciate the way she treats you.

17. That You like Taylor Swift

Don't hide your guilty pleasures from your man. He won't judge you.

If you want your relationship to last, you need to be honest with your partner. Are you keeping any secrets from your boyfriend?