A signboard is what you create to show on the display. To create a signboard, simply tap on a template that you like. You'll be taken to the Create Signboard page.
From here, you can tap on text fields to change the text. Scroll through and tap on the colors to change the text color. If you don't like the color, tap on the color again to return to the default or try another color:
Tap on the images to swap them out with images of your own products. You can take a picture on the spot or choose from your phone's gallery. Once you've chosen an image, pinch to zoom in and out to get that right sizing:
If you're happy with all your edits, tap the check mark to save the signboard.
The saved signboard will appear on your Signboards page. You can access this page by tapping on the Signboards icon on the bottom navigation bar.