Improving personal effectiveness by a deeper understanding of one's own and other people's tendencies,personal style, preferences, values, and behaviour; developing or mastering skills for a smoother, more successful, and joyful life
Some of them include:
Improving personal performance
Dealing with procrastination
Assertiveness
Negotiation
Presentations
Public speaking
Time management
Communications
Interpersonal interactions
Adapting
Connecting with others
Leadership
Problem-solving
Decision making
Other