Their music is somewhat useless in the business world, but sales and marketing departments can learn something from N’Sync by listening to their name. The separation between marketing and sales has been ongoing for years, but with the always-changing marketing practices, this department needs sales to help with customer relationships more than ever. On that same note, people are slowly becoming more and more impatient because they are used to the speed of technology, so sales needs to work with marketing to help keep customers interested. ” Photo credit contactmusic.com.