Once you created all your stories and applied a rules engine at the campaign level, you can preview how the stories flow.
1) Under your campaign go onto the forma you want to preview.
2) Click on the 3 dots on the right of the format and then hit "Start Stories"
3) Now a new tab will open starting from the initial story of your campaign.
There are 2 things you want to make sure:
1) No cookies have to be stored on your browser. Therefore, we suggest copying and pasting that url in a private window in Safari.
2) All stories need to be published. For each story click on edit and under "Workflow" select "Published" instead of "Draft"