> For the complete documentation index, see [llms.txt](https://docs.toomuchmedia.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.toomuchmedia.com/nats-admin/cross-up-sales.md).

# Cross/Up Sales

<figure><img src="/files/vzY8qF1GiXnCMUPAnLlE" alt=""><figcaption></figcaption></figure>

Cross Sales are additional sales that occur along with an additional membership transaction.

## Cross/Up Sales Overview

The Cross/Up Sales overview detail all information regarding a cross or up sale, as well as allow you to set rules for specific targets to access and use the cross/up sales.

{% content-ref url="/pages/ymskW2PRSIAq2PFc5LBS" %}
[Cross/Up Sale Overview](/nats-admin/cross-up-sales/cross-up-sale-overview.md)
{% endcontent-ref %}

## Cross Sales

Cross Sales are additional sales made in conjunction with a membership transaction, allowing you as the program owner to make a sale to multiple sites at the same time.&#x20;

{% content-ref url="/pages/sGGgcbZgam7MV6g8mB5P" %}
[Cross Sales](/nats-admin/cross-up-sales/cross-sales.md)
{% endcontent-ref %}

## Up Sales

Up Sales are additional sales offered to members allowing them an additional membership to another site.&#x20;

{% content-ref url="/pages/edg8f46PJbt7BUx5TdwN" %}
[Up Sales](/nats-admin/cross-up-sales/up-sales.md)
{% endcontent-ref %}

## Further Reading

* [Processing Gateway Cross Sales outside NATS](/nats-admin/cross-up-sales/further-reading/processing-gateway-cross-sales-outside-nats.md)
* [Up Sale Supported Billers](/nats-admin/cross-up-sales/further-reading/up-sale-supported-billers.md)
* [Cross Sale Supported Billers](/nats-admin/cross-up-sales/further-reading/cross-sale-supported-billers.md)