I love you clothes pins: Write a message with a FINE POINT sharpie so it doesn't smear. Write "I love you" on a paper. Cut it out, and hot glue it to the clothes pin end. Would be cute for a care package!
Playing cards book of LOVE! Turn a deck of cards into a book with 52 reasons why you love your Valentine. Such a cute idea! Could even be a (reusable) coupon book. One thoughtful or loving idea for each of the 52 weeks of the year!