> For the complete documentation index, see [llms.txt](https://learn.erpag.com/project/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://learn.erpag.com/project/products-and-services/customers.md).

# Customers

- [Basic definition](https://learn.erpag.com/project/products-and-services/customers/basic-definition.md)
- [Importing Customers](https://learn.erpag.com/project/products-and-services/customers/importing-customers.md)
- [Price tiers](https://learn.erpag.com/project/products-and-services/customers/price-tiers.md)
- [Terms of payment](https://learn.erpag.com/project/products-and-services/customers/terms-of-payement.md)
- [Categories](https://learn.erpag.com/project/products-and-services/customers/categories.md)