Previously, he owned and operated Gavin Piano, Inc., a new and used piano retail store, piano supply shop, and piano instruction studio. He currently operates a new and used retail store in the Twin Cities metro area of Minnesota and tunes and repairs pianos. He was the number-one salesman in the world for two consecutive years, for the Piano Life Saver humidity control system by Dampp-Chaser Corporation. Gavin teaches piano tuning and repair at the Minnesota School of Piano Technology. He is an excellent educator, creating a friendly, open atmosphere in his classrooms.