This document provides an overview of the S-215 Wildfire Operations in the Interface training course. The course aims to develop relevant training for the wildland fire community to safely and effectively operate during interface incidents. The training will cover using situation awareness, structure triage, pre-planning tools, fire behavior, and interface-specific tactics. The course introduces instructors and students, outlines expectations, and reviews reference materials. It also defines and discusses different types of wildland-urban interface and compares structure protection policies across agencies.