Find out the secret to compatibility between the 12 zodiac signs. It takes one positive sign and one negative sign to make a match. Just like the ends of magnets; the north positive end is attracted to the south negative end. They want to touch. However, if you try to get a positive end of a magnet to touch another positive end of a magnet, it can't be done. They repel each other. This simple theory of using the polarity of the 12 signs is the secret to compatibility between the 12 zodiac signs. The goal is a happy marriage.