This document provides a guide for broadcasting live video from an external encoder to Periscope using the Producer feature. It outlines the steps to start a broadcast which include: 1) obtaining streaming information from the Periscope app, 2) configuring an encoder like OBS using the recommended specifications, 3) starting the stream from the encoder, 4) previewing it in the Periscope app, 5) adding a title and sharing to Twitter to go live. It also provides details on settings, supported equipment, and contact information for troubleshooting.