> For the complete documentation index, see [llms.txt](https://kasplo.gitbook.io/kasplo-doc/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://kasplo.gitbook.io/kasplo-doc/product-docs/overview/contacts.md).

# Contacts

- [Understanding Contacts in Kasplo](https://kasplo.gitbook.io/kasplo-doc/product-docs/overview/contacts/understanding-contacts-in-kasplo.md): In Kasplo, a Contact is a person you communicate with via Email, SMS, or WhatsApp. Every contact is uniquely identified by their email address, which is mandatory even if you're only using SMS or WA
- [Understanding Consent in Contacts](https://kasplo.gitbook.io/kasplo-doc/product-docs/overview/contacts/understanding-consent-in-contacts.md)
- [Getting started with segments](https://kasplo.gitbook.io/kasplo-doc/product-docs/overview/contacts/getting-started-with-segments.md)
- [How to Import Contacts to Kasplo](https://kasplo.gitbook.io/kasplo-doc/product-docs/overview/contacts/how-to-import-contacts-to-kasplo.md)
- [Understanding Tags in Kasplo](https://kasplo.gitbook.io/kasplo-doc/product-docs/overview/contacts/understanding-tags-in-kasplo.md)
- [Understanding Custom Fields in Kasplo](https://kasplo.gitbook.io/kasplo-doc/product-docs/overview/contacts/understanding-custom-fields-in-kasplo.md)
- [Understanding Lists in Kasplo](https://kasplo.gitbook.io/kasplo-doc/product-docs/overview/contacts/understanding-lists-in-kasplo.md)
- [Understanding Contact Suppression in Kasplo](https://kasplo.gitbook.io/kasplo-doc/product-docs/overview/contacts/understanding-contact-suppression-in-kasplo.md)