## Definition

Tasks that must be completed or conditions that must be met before a user can complete steps.

## Used in

[How to](https://developers.cloudflare.com/style-guide/documentation-content-strategy/content-types/how-to/), [Tutorial](https://developers.cloudflare.com/style-guide/documentation-content-strategy/content-types/tutorial/)

## Structure

Usually a bulleted list.

If only one prerequisite task or condition, summarize requirements in one sentence.
