# How Revenue Attribution works for Email Cymbal is able to attribute revenue to your marketing campaigns. The way attribution varies slightly depending on the campaign type and what data Cymbal gets from your ticketing provider. However generally revenue attribution for email works like so. Email If the purchase occurs within **10 days** of opening the email and this campaign was the latest marketing transaction received by the purchaser. --- # 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://docs.cymbal.co/help/email/how-revenue-attribution-works-for-email.md?ask= ``` 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.