Building a product is like making a song. The band is composed of marketing, sales, engineering, support, manufacturing, PR, legal. And the product manager is the producer—making sure everyone knows the melody, that nobody is out of tune and everyone is doing their part. They’re the only person who can see and hear how all the pieces are coming tog... See more
Once you master all of that, you will need to develop product vision (conviction about where things are going in the future, make the hard calls about what to eliminate, etc) and strive to make something truly great. You can think about it not just as eliminating customer pain, but actually creating customer delight.