Go to the Story Maps Gallery to see some great examples, handpicked by the Esri Story Maps team, highlighting creative approaches and best practices. You can filter and search the gallery to check out how authors have handled subjects and information that may well be similar to yours. Explore. Get a gut feeling for what makes a good story.
Go to the Story Maps Apps list to browse the application templates and choose the best one for your project. Each app lets you deliver a specific user experience to your audience. There are apps for map-based tours, collections of points of interest, in-depth narratives, presenting multiple maps, and more. Spend some time comparing the apps to see the different components they let you incorporate in your story.
Now that you've finished your story map, you simply share it to your audience. You can share your story map publicly or restrict it so it can only be accessed by people in your organization. Go ahead and promote your story map to your audience. Link to it or embed it in your website. Write a blog post about it, share it on social media, and so on.