# E-commerce/retail events

The following events are recommended for retail and ecommerce apps and websites. To learn how to implement these events for your website, refer to the [developer documentation](/developers/tracking-and-integrations/tracking/events-reference.md).

{% hint style="info" %}
Retail and ecommerce apps should log the events listed in this article ***and*** the events for **all apps**. Logging events along with their prescribed parameters ensures maximum available detail in reports and lets you benefit from the latest features and integrations as they become available.
{% endhint %}

| [add\_payment\_info](/developers/tracking-and-integrations/tracking/events-reference.md#add_payment_info)   | when a user submits their payment information         | coupon, currency, items, payment\_type, value                                                    |
| ----------------------------------------------------------------------------------------------------------- | ----------------------------------------------------- | ------------------------------------------------------------------------------------------------ |
| [add\_shipping\_info](/developers/tracking-and-integrations/tracking/events-reference.md#add_shipping_info) | when a user submits their shipping information        | coupon, currency, items, shipping\_tier, value                                                   |
| [add\_to\_cart](/developers/tracking-and-integrations/tracking/events-reference.md#add_to_cart)             | when a user adds items to cart                        | currency, items, value                                                                           |
| [add\_to\_wishlist](/developers/tracking-and-integrations/tracking/events-reference.md#add_to_wishlist)     | when a user adds items to a wishlist                  | currency, items, value                                                                           |
| [begin\_checkout](/developers/tracking-and-integrations/tracking/events-reference.md#begin_checkout)        | when a user begins checkout                           | coupon, currency, items, value                                                                   |
| [generate\_lead](/developers/tracking-and-integrations/tracking/events-reference.md#generate_lead)          | when a user submits a form or request for information | value, currency                                                                                  |
| [purchase](/developers/tracking-and-integrations/tracking/events-reference.md#purchase)                     | when a user completes a purchase                      | affiliation, coupon, currency, items, transaction\_id, shipping, tax, value (required parameter) |
| [refund](/developers/tracking-and-integrations/tracking/events-reference.md#refund)                         | when a refund is issued                               | affiliation, coupon, currency, items, transaction\_id, shipping, tax, value                      |
| [remove\_from\_cart](/developers/tracking-and-integrations/tracking/events-reference.md#remove_from_cart)   | when a user removes items from a cart                 | currency, items, value                                                                           |
| [select\_item](/developers/tracking-and-integrations/tracking/events-reference.md#select_item)              | when an item is selected from a list                  | items, item\_list\_name, item\_list\_id                                                          |
| select\_promotion                                                                                           | when a user selects a promotion                       | items, promotion\_id, promotion\_name, creative\_name, creative\_slot, location\_id              |
| [view\_cart](/developers/tracking-and-integrations/tracking/events-reference.md#view_cart)                  | when a user views their cart                          | currency, items, value                                                                           |
| [view\_item](/developers/tracking-and-integrations/tracking/events-reference.md#view_item)                  | when a user views an item                             | currency, items, value                                                                           |
| [view\_item\_list](/developers/tracking-and-integrations/tracking/events-reference.md#view_item_list)       | when a user sees a list of items/offerings            | items, item\_list\_name, item\_list\_id                                                          |
| view\_promotion                                                                                             | when a promotion is shown to a user                   | items, promotion\_id, promotion\_name, creative\_name, creative\_slot, location\_id              |
| [page\_view](/developers/tracking-and-integrations/tracking/events-reference.md#page_view)                  | When a user view a page                               | type, name                                                                                       |


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://doc.commandersact.com/developers/tracking-and-integrations/tracking/about-events/ecommerce-retail-events.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.