A sales representative has to showcase and sells a product or products to businesses, organizations and government agencies, rather than selling directly to consumers. Sales representatives are critical to the manufacturers and wholesalers, as they are the ones that promote and market the merchandise for them.
Multimedia specialists are creative professionals who produce presentations, websites and other projects using sound, video and other multimedia tools. They often use advanced computer software to form their creations and collaborate with teams.
Graphic designers combine art and technology to communicate ideas through images and the layout of web screens and printed pages. They may use a variety of design elements to achieve artistic or decorative effects.