1. Login to your BigCommerce Admin.
2. Go to Storefront -> Script Manager
3. Click Create a Script
4. Set the following information

• Name: Salesfire
• Description: Salesfire CRO Tools
• Location on page: Head
• Select pages where script will be added: All pages
• Script category: Essential
• Script type: Script
• Insert the following code below, replacing [YOUR SITE ID] with your Site ID.

<script>
window.sfBigCommerceSKU = '{{ product.sku }}';
window.sfBigCommerceOrderId = '{{ checkout.order.id }}';
</script>

<script async src="https://cdn.salesfire.co.uk/code/[YOUR SITE ID].js"></script>