[According to ‘makeuptip.com’, directly copy-pasted]
Tip: For smooth, soft lips, take a clean damp washcloth and gently rub lips for 60 seconds before applying lipstick.
Tip: For touch-ups during the day or night, carry a soft toothbrush in your handbag or makeup kit. Be sure to brush your lips gently.
Tip: Apply a lip balm or conditioner throughout the day to keep lips hydrated and protected from the sun’s harmful rays.