# Add categories On your events, you can add Fairmarkit and customer categories. Categories are not required, but they are used to improve your supplier recommendations and standardize reports. ### Fairmarkit categories In the Fairmarkit categories area, you can generate and select from a list of recommended categories to add to your event. Fairmarkit categories are used to improve recommendation quality and standardize reporting. Note: If you want to add categories manually, click the Add/Edit Fairmarkit Category button to select from the list of Fairmarkit categories. [For more information, see Manually add categories.](/buyers/request-for-quote-rfq/create-a-request-for-quote/fairmarkit-categories.md) 1. Click Refresh.\ A list of recommended categories display. 2. Select one or more categories for your event.\ If you accidentally added a category, deselect the checkbox to remove it. ### Customer categories Select one or more category and subcategory (e.g., *IT Hardware* and *Laptops*) combinations to help further define your event. Customer categories and subcategories were defined when your organization was set up in Fairmarkit. They’re made to match your business practices and can be used to organize and track your analytics in a way that makes sense to your organization. Categories can be turned on at the event or line item level; to change your preference, contact your Fairmarkit Customer Success Manager. #### Add a category To add additional customer category and subcategory combinations to your event, click the Add Customer Category button. #### Remove a category To remove a category, click the Remove![](https://docs.fairmarkit.com/content/resources/images/buttons/remove_btn_18x20.png) button. --- # 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.fairmarkit.com/buyers/events/create-an-event/add-questions/add-categories.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.