2, can bring to meet the needs of members, such as muscles, or where to increase muscles, you can make it achieve, so this is a very popular coach, members want to lose weight, you can give members less, especially for those special people, such as high blood pressure, knee problems, diabetics, spinal problems and so on. This requires coaches to have a more professional level. If you can solve problems for these special people, or you can get members,
3. Another point is that you can sell yourself well and let more members come to your class. This is very important for the gym and the coach himself.