When a customer uses the Promotional Kit with the Promote Web App enabled, it will not display a short URL link. This article provides alternative methods to create a short URL for the Web App link.
In the promo Kit, you will see a long URL displayed when choosing Promote Web App and selecting the Show Shortlink URL options.
1. The workaround would be to use one of the many alternatives available on the web to generate a short URL. The following two sites appear to work really well and are really easy to use:
2. As you are in the Grow -> Promote -> Promotional Kit 'Edit' mode, select from the right pane the Custom URL radio button.
3. Paste the short URL you got in step #1, in the field underneath
3. Click on Save on the upper hand right corner.
You will be able to access the promotional kit through a short URL.