Book excerpt: This Air Land Sea Application (ALSA) Center multi-Service tactics, techniques, and procedures (MTTP) publication, Army Techniques Publication ATP 5-0.3 Operation Assessment February 2020, serves as a commander and staff guide for integrating assessments into the planning and operations processes for operations conducted at any point along the range of military operations. It provides operation assessment how-to techniques and procedures which complement current joint and Service doctrine. The MTTP is a means for ensuring appropriate assessment information gets to the right decision maker at the right time.This MTTP publication explains assessment techniques and procedures to make operations more effective; provides an assessment framework that aligns with Joint Publication 5-0, Joint Planning, describes staff and commander actions during each phase of an operation, and allows for a common reference to enable effective communication between echelons, and between commanders and their staffs; describes assessment planning and integration into the planning and operations Processes; and offers operation assessment techniques and procedures adaptable to each component's general circumstance while recognizing Services performing similar assessment activities generally focused on differing domains. This MTTP publication applies to commanders and their staffs that conduct operations.