Everybody talks about charring information with your costumer. The purpose are often that companies want consumers to be engaged and loyal. Here is one of the most simple and best roadmaps I seen.
After the 2.1 release, we decided to adopt a regular release schedule every 3-4 months with the features primarily driven by ideas voted on by our users. WordPress.org
Take a look at WordPress roadmap it is done like stairs where consumers can start taken the steps they like to join the journey one (history, what’s coming and how its personal with your input). Start doing your own roadmap so that your costumers can ad value.