> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://help.bluenotary.us/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# Session by Invitation

A 'Session by Invitation' is when you invite your own clients to a notary session.

You can send invitations in three ways:
* **Billing through BlueNotary** - Bill clients directly through the platform
* **Invoicing Outside of BlueNotary** - Handle payment separately [outside the platform](https://bluenotary.crisp.help/en/article/invoicing-the-client-outside-of-bluenotary-1dxa29f/)
* **Test with a Friend** - Practice feature for [testing the platform](https://bluenotary.crisp.help/en/article/test-with-a-friend-how-to-send-an-invitation-19aw48n/)