> ## Documentation Index > Fetch the complete documentation index at: https://help.chatarmin.com/llms.txt > Use this file to discover all available pages before exploring further. # Omnisend Integration > Chatarmin guide: Omnisend Integration *** # The perks of an Omnisend Integration *** We are the only Omnisend WhatsApp Partner currently, to find us via the Omnisend App market [click here.](https://appmarket.omnisend.com/app-details/661d2fca768a2d775b59dd39) By connecting your Omnisend integration, chatarmin automatically syncs contacts and activity with your Omnisend account. The following data is synced Email address, Phone number, custom properties, and Flow enrolled. This way you have measurable KPIs you can use to estimate how Chatarmin is helping you increase your profit, and know which WhatsApp user is which Omnisend Account. *** # Updating Omnisend properties via a Chatarmin Flow *** Here's how you can add properties to your Omnisend account. We can automatically add properties to an Omnisend account depending on the user's behavior. Depending on which branch of the flow the user goes through we can Update the Omnisend profile with a property we determine. Chatarmin help center image #