# Services

- [Services](https://guides.usequeue.com/services/services.md): Learn how services work on Queue
- [Add-ons](https://guides.usequeue.com/services/services/add-ons.md)
- [Discounts](https://guides.usequeue.com/services/services/discounts.md)
- [Credit Tracking](https://guides.usequeue.com/services/services/credit-tracking.md)
- [Integrating stripe](https://guides.usequeue.com/services/integrating-stripe.md)
- [Checkout](https://guides.usequeue.com/services/checkout.md)
- [Subscriptions](https://guides.usequeue.com/services/subscriptions.md): How does subscriptions work on Queue?
- [Upgrading / Downgrading plans](https://guides.usequeue.com/services/subscriptions/upgrading-downgrading-plans.md)
- [Advanced options](https://guides.usequeue.com/services/subscriptions/advanced-options.md): Learn how to use advanced options to manage subscriptions.
- [Retention Promos](https://guides.usequeue.com/services/subscriptions/retention-promos.md): Learn how to retain your clients by offering promotions when they unsubscribe.
- [Referral Program](https://guides.usequeue.com/services/referral-program.md)
- [Time Tracking](https://guides.usequeue.com/services/time-tracking.md)
- [Invoices](https://guides.usequeue.com/services/invoices.md)
- [Invoices with credit track](https://guides.usequeue.com/services/invoices/invoices-with-credit-track.md)


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://guides.usequeue.com/services.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.