# Enable a cost per engagement campaign and ad set

> Enable your approved cost per engagement (CPE) campaign and ad sets in the Tapjoy User Acquisition dashboard.

After you receive the email confirming cost per engagement (CPE) campaign and ad set approval, you can activate them. You enable a campaign and each ad set separately.

You can activate your campaign and ad sets either in the **Campaigns** page, or the **Edit Campaign** or **Edit Ad Set** window.

1. **Campaign page**

   To enable a CPE campaign and each ad set, follow these steps in the [Tapjoy User Acquisition dashboard](https://dashboard.tapjoy.com/).

   1. From the left menu, go to Campaigns and select your campaign to expand its ad set list.
   2. Enable the toggle next to the campaign and each approved ad set.

2. **Edit window**

   You can enable a CPE campaign or ad set when you’re editing them in the [Tapjoy User Acquisition dashboard](https://dashboard.tapjoy.com/).

   To enable a CPE campaign in the **Edit Campaign** window, activate the **Enable Campaign** toggle.

   To enable an ad set in the **Edit Ad Set** window, activate the **Enable Ad Set** toggle in the **Ad Set Metadata** section.