> ## Documentation Index
> Fetch the complete documentation index at: https://upstash.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Use Cases

TODO: andreas: rework and reenable this page after we have 2 use cases ready
[https://linear.app/upstash/issue/QSTH-84/use-cases-summaryhighlights-of-recipes](https://linear.app/upstash/issue/QSTH-84/use-cases-summaryhighlights-of-recipes)

This section is still a work in progress.

We will be adding detailed tutorials for each use case soon.

Tell us on [Discord](https://discord.gg/w9SenAtbme) or
[X](https://x.com/upstash) what you would like to see here.

### Triggering Nextjs Functions on a schedule

Create a schedule in QStash that runs every hour and calls a Next.js serverless
function hosted on Vercel.

### Reset Billing Cycle in your Database

Once a month, reset database entries to start a new billing cycle.

### Fanning out alerts to Slack, email, Opsgenie, etc.

Createa QStash URL Group that receives alerts from a single source and delivers them
to multiple destinations.

### Send delayed message when a new user signs up

Publish delayed messages whenever a new user signs up in your app. After a
certain delay (e.g. 10 minutes), QStash will send a request to your API,
allowing you to email the user a welcome message.