Activating your audience in Snap is done by adding postal codes to your line items.
You can add it to Snap by either utilizing the API or manually uploading postal codes.
Follow the step-by-step guide to:
Adform Activation through API
Adform Activation through upload
Every click is highlighted with the colour red.
✓ Remove other geo-targeting options before using the API
✓ Save and publish your audience before using the API
✓ Refresh your page after you have pushed the audience with the API