Ключевые слова: ability, academy, activity, athlete, athletics, businessmen, class, classroom, coach, coaching, conference, develop, education, executive, exercise, experience, group, improve, improvement, indoors, instruction, instructor, interaction, leadership, learning, lecture, lecturer, management, meeting, mentor, mentoring, military, outdoors, practice, presentation, productivity, seminar, skills, speaker, teacher, team building, teams, teamwork, trainings, tuition, tutorial, work, workout,