of, concerning, commerce

concerning business, marketing

of trade, commerce and merchants

concerning business, marketing

liked, admired, enjoyed by many people

well-known, favorite

forming the main part; a main part or product for trading; a U-shaped metal pin hammered into a surface, used to hold something in position; a piece of wire as pushed through sheets of paper and bent to hold them together

necessary, basic

a small device used for fastening papers together with staples

necessary, basic

of great value, worth or use; very useful

very important; priceless