Catalogs is a feature that facilitates the import of a CSV file (without the size limits). The data sent in the catalogs can be later used to support the data gathered in the system. 

## Benefits
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- [Supplement data in custom events](/docs/assets/events/adding-event-parameters#enriching-events-with-data-from-catalogs) with data from a catalog.  
- Create catalog on the basis of [imported product feed](/use-cases/import-product-feed-to-catalog) to request products by their `sku`
- Store additional information about your customers and use them in campaigns to personalize the contents of the message. 

## Requirements
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- Permissions that allow the access to Catalogs section and adding new catalogs.  


## Contents