# Reusable Customer Connections

Your customers want to interact with dozens of external APIs, but OAuth setup can slow them down. In this video we create an OAuth app for Slack so embedded workflow builder users simply need to click **Connect**.

Save your customers some time and give them reusable OAuth connections they can use across multiple workflows and integrations.

**See also**:

* [Customer Connections](https://prismatic.io/docs/integrations/connections/integration-agnostic-connections/customer-activated.md)
* [OAuth 2.0 Crash Course](https://prismatic.io/docs/get-started/build-integrations/oauth.md)