> For the complete documentation index, see [llms.txt](https://docs.digitalriver.com/commerce-api/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.digitalriver.com/commerce-api/shopper-apis/shoppers.md).

# Shoppers

- [Managing shoppers](https://docs.digitalriver.com/commerce-api/shopper-apis/shoppers/managing-shoppers.md): Learn how to manage shoppers.
- [User management](https://docs.digitalriver.com/commerce-api/shopper-apis/shoppers/managing-shoppers/user-management.md): Learn how to manage users.
- [Single sign-on (SSO)](https://docs.digitalriver.com/commerce-api/shopper-apis/shoppers/managing-shoppers/single-sign-on-sso.md): Understand single sign-on.
- [Data validation](https://docs.digitalriver.com/commerce-api/shopper-apis/shoppers/managing-shoppers/data-validation.md): Understand the Data Validation service.
- [Bulk user management](https://docs.digitalriver.com/commerce-api/shopper-apis/shoppers/managing-shoppers/bulk-user-management-service.md): Learn how to use the bulk user management service.
- [Bulk user account export](https://docs.digitalriver.com/commerce-api/shopper-apis/shoppers/managing-shoppers/bulk-user-account-export-service.md): Learn how to use the Bulk User Account Export service.
- [Managing a shopper's account](https://docs.digitalriver.com/commerce-api/shopper-apis/shoppers/managing-a-shoppers-account.md): Learn how to get a shopper's account information.
- [Managing a shopper's address](https://docs.digitalriver.com/commerce-api/shopper-apis/shoppers/managing-a-shoppers-address.md): Learn how to manage addresses.
- [Managing payment options](https://docs.digitalriver.com/commerce-api/shopper-apis/shoppers/managing-payment-options.md): Learn how to manage payment options.