Sending an add to cart
The Add to cart event is available for both Merchandising and DXA Web (formerly CS Digital) customers.
The event is not available in DXA Mobile (formerly CS Apps).
If you use Merchandising, specify an SKU value identical to the value in the Product Catalogue:
If you use DXA Web only, you can omit the SKU:
To implement an Add to cart with GTM, use a custom HTML tag with this script and pass the SKU using the corresponding variable and trigger whenever there is an add to cart.