# Developer FAQs


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[Read in HTML](/developers/faqs/)

## In this section

- [Changes to Free/Busy Access](/developers/faqs/free-busy-scope-change/index.md) — New changes to Free/Busy within Cronofy
- [What rate limits are there?](/developers/faqs/rate-limits/index.md) — Cronofy's API rate limits, why they exist, and how you can get them increased.
- [How do I verify my application for production?](/developers/faqs/verify-application/index.md) — No Google or Microsoft approval needed. We simply need your application's Client ID and the possible redirect_uri values you will be using with the request authorization flow.
- [What should I do if I need to revoke all authorizations for my application?](/developers/faqs/auth-revoke/index.md) — It is not currently possible to do a bulk removal of authorizations, so the only way to do it is per user.
- [How does Cronofy handle Daylight Saving Time?](/developers/faqs/daylight-saving/index.md) — When Daylight Saving Time starts, all end user calendars that exist within timezones with Daylight Saving Time will be moved to a new timezone based on their calendar integration.
- [How can I Round Robin with the Availability API?](/developers/faqs/round-robin/index.md) — How to distribute events across multiple people.