This document provides an introduction and overview on how to set up Salesforce Omni-channel. It explains that Omni-channel allows for intelligent routing of work items to agents across different service channels. It outlines the key components needed for setup, including enabling Omni-channel, creating consoles, service channels, routing configurations, presence statuses, queues, and assigning permission sets. The document provides step-by-step instructions for setting up each component and notes that the process is easy.