> For the complete documentation index, see [llms.txt](https://docs.easydirectory.easyplatform.app/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.easydirectory.easyplatform.app/administration/third-party-sources-erp-crm-etc.md).

# Third-Party Sources (ERP, CRM, etc)

To integrate contacts from third-party sources (e.g., ERP, CRM, etc.) into M365, an additional synchronization service is required. For optimal compatibility with Easy Directory's synchronization functionality, we recommend using TwinCap First's M365 Contact Sync solution. Learn more at <https://twincapfirst.ch/produkt/contact-sync/>

## **Key Benefits**

* **Centralized Contact Management**: Maintain your contacts in a single source without duplicating data.
* **Quick Access**: Seamlessly retrieve contact information from your third-party systems.
* **Streamlined Communication**: Effortlessly initiate calls or chats without barriers.
* **Enhanced Data**: Enrich your contact profiles with custom attributes.
* **And much more...**

Simplify your contact management while ensuring seamless integration with M365!