Listen to Product Manager Why Aren't You Doing a Better Job of Managing Your Sales Team online. Product Manager Why Aren't You Doing a Better Job of Managing Your Sales Team is an English language song and is sung by Dr. Jim Anderson. Product Manager Why Aren't You Doing a Better Job of Managing Your Sales Team, from the album Product Management Secrets: How to Work With Sales, was released in the year 2012. The duration of the song is 4:40. Download English songs online from JioSaavn.