2. As the precursor to nitric oxide (NO), arginine can produce more muscle pumps during an intense workout. It works by widening your blood vessels during workouts, so that more oxygen and nutrients are hitting your muscles. Besides giving you more muscle pumps and growth, arginine is also a quality fat burner.
Communication is the quality of being able to get on well with others in a productive way. Good communication skills are important in any field of human activity but perhaps even more so in refereeing. Referees need to try to establish good channels of communication with players and coaches alike.
To be a good professional, then, a person needs to acquire both the technical expertise required by his field as well as a good number of good character traits or virtues. In what follows we describe a number of the key qualities that characterize a good professional. 1  Technical expertise. 2  A good professional is technically competent. 3  He has normally received a systematic, formal training in his or her field.