The art of being a good girlfriend is simple. Make your man feel special and cared for, and he will love you for it. If you want to know how to be a good girlfriend. Want to be that girl who your boyfriend can't stop talking about, and be with your man for keeps? Read up on these easy tips to being a good girlfriend. I've never been a perfect girlfriend, but I've always aspired to be one. But today, I have good news for all of us bad, overly-expressive girlfriends.