## Overview
Promotion events help you gather analytics on offers within your eCommerce website. Our enhanced analytics automatically track promotional information displayed by Affirm without any additional integrations.
## trackPromotionViewed([Promotion](🔗))
This event is triggered when a customer views a promotion.
#### Parameters
| Parameter | Data type | Description |
`promotion`
<span style="color:red">required</span> | _object_ | The promotion the customer viewed. |
#### Example


## trackPromotionClicked ([Promotion](🔗))
This event is triggered when a customer clicks on a promotion.
#### Parameters
| Parameter | Data type | Description |
`promotion`
<span style="color:red">required</span> | _object_ | The promotion the customer clicked. |
#### Example

## Objects
### Promotion
Represents a promotion present on the eCommerce website, with or without creatives. Functions using a promotion to support multiple products to be associated with the promotion.
| Parameter | Data type | Description |
`creativeId`
_optional_ | _string_
**Maximum length**: 500
**Protocol parameter**: `pmmc` | An identifier for the creative used by the promotion. |
`message`
_optional_ | _string_
**Maximum length**: 500
**Protocol parameter**: `pmms` | The messaging used in the promotion. |
`position`
_optional_ | _string_
**Maximum length**: 500
**Protocol parameter**: `pmpo` | An identifier indicating where within the website the customer viewed the promotion (e.g., top_home). |
| \*_promotionId_ _optional_ | _string_
**Maximum length**: 500
**Protocol parameter**: `pmpi` | A unique identifier of the promotion the customer viewed. |