Music hits the right note with the greeting card industry NICK KREWEN GRAMMYS MAY 15, 2017 GRAMMY.com When new age/pop artist Jim Brickman  wrote his latest single “Thank You,” he didn’t think of either radio or an album as potential outlets, but rather something less obvious: a greeting card. “It was developed as a card way before I even knew what shape it was going to take on the album, or…