# Core Concepts

- [Introduction to Formsort](/core-concepts/introduction-to-formsort.md)
- [Formsort quickstart guides](/core-concepts/formsort-quickstart-guides.md)
- [Add content and collect answers](/core-concepts/formsort-quickstart-guides/add-content-and-collect-answers.md): Add questions, informational text, pictures, and videos to your flow.
- [Capture demographic data](/core-concepts/formsort-quickstart-guides/capture-demographic-data.md): Learn how to capture the most common types of demographic data from your responder.
- [Add informational content](/core-concepts/formsort-quickstart-guides/add-informational-content.md): Add text, photos, and videos to your flow.
- [Template your variables](/core-concepts/formsort-quickstart-guides/template-your-variables.md): Refer back to answers already given in your flow.
- [Add conditional logic](/core-concepts/formsort-quickstart-guides/add-conditional-logic.md)
- [Using conditional logic with Calculated and API variables](/core-concepts/formsort-quickstart-guides/using-conditional-logic-with-calculated-and-api-variables.md): Conditionally render questions with advanced calculations
- [Add a scheduling option](/core-concepts/formsort-quickstart-guides/add-a-scheduling-option.md): If your signup flow includes a scheduling element, there are a few different ways you can direct your responders to select a time.
- [End the flow](/core-concepts/formsort-quickstart-guides/end-the-flow.md): Manage how your responders exit your flow.
- [Review your variable schema](/core-concepts/formsort-quickstart-guides/review-your-variable-schema.md): Manage the data you are collecting from responders and sending to your integrations.
- [Set up integrations](/core-concepts/formsort-quickstart-guides/set-up-integrations.md): Send your flow data to analytics or data storage tools.
- [How data works in Formsort](/core-concepts/how-data-works-in-formsort.md)
- [Responder UUIDs](/core-concepts/how-data-works-in-formsort/responder-uuids.md): Identifying individual responders using a unique ID.
- [Understanding flows](/core-concepts/understanding-flows.md)
- [Versioning in Formsort (Deploying)](/core-concepts/versioning-in-formsort-deploying.md)
- [Variant revisions](/core-concepts/versioning-in-formsort-deploying/variant-revisions.md)
- [Managing revisions](/core-concepts/versioning-in-formsort-deploying/managing-revisions.md)