The product roadmap is a cornerstone to building a successful company, and it is the result of months of preparation to properly prioritize a one year plan. You have limited resources and limited time, so every sprint counts. A strong roadmap unifies your teams, builds excitement and momentum, gets everyone pulling in the same direction, and gives you a way to measure progress toward your 3 year vision.
Your roadmap should obviously address sales goals, but there is much more to consider: