Successful couples flirt in subtle ways, such as making eye contact and smiling.
They also use touch to show affection, such as holding hands or giving a gentle touch on the arm.
Successful couples also make an effort to show interest in each other's lives and hobbies.
They use humor to lighten the mood and make each other laugh.
Successful couples also know how to communicate effectively, using active listening and expressing their feelings.
They make time for each other, whether it's a date night or just a few minutes of quality time each day.
Successful couples also know how to keep the romance alive, such as surprising each other with thoughtful gestures or gifts.
They also know how to give each other space and respect each other's boundaries.
Finally, successful couples know how to forgive and move on from disagreements, rather than holding grudges.