# Build guides

> Step-by-step guides for building common Flows, from orchestrating an agent to handling errors.

This section provides step-by-step guides for building common Flows. Each guide walks through a complete scenario, from orchestrating an AI agent to calling external APIs and adding human approval.

The guides connect the core concepts to real tasks.

These are the build guides:

* [Orchestrate an AI agent](./orchestrate-an-ai-agent.md)
* [Call an external API](./call-an-external-api.md)
* [Process incoming emails](./process-incoming-emails.md)
* [Build a Slack notification workflow](./build-a-slack-notification-workflow.md)
* [Add human approval to a workflow](./add-human-approval.md)
* [Handle errors](./handle-errors-gracefully.md)