Use your expertise! Here are several ways how.
By excelling at your field of expertise, writing blogs, white papers, a book or uploading a vlog or webinar, there are many ways to use your skills and knowledge to the benefit of others. On of the more direct methods is by passing an exam in a specific topic or subject and receive a certification. The certification gives you an advantage in your field.
Examinations and the resulting certification enables professionals to distinguish and position themselves, help them enrich and grow their careers.