This document provides guidance on developing core team leadership skills. It discusses 5 key skills: 1) high achievement, 2) time management, 3) personal effectiveness, 4) problem solving and decision making, and 5) effective communication. For each skill, it provides assessments, forms, and checklists to help the reader identify their strengths and areas for improvement. The overall aim is to help managers and workers improve business performance by strengthening their leadership abilities.