Listen to License vs Sale - Product Managers Need to Know the Difference online. License vs Sale - Product Managers Need to Know the Difference is an English language song and is sung by Dr. Jim Anderson. License vs Sale - Product Managers Need to Know the Difference, from the album Product Management Secrets: How to Work With Sales, was released in the year 2012. The duration of the song is 2:53. Download English songs online from JioSaavn.