The document discusses different types of adjectives used in business English. It describes five types: 1) possessive adjectives like my and your, 2) articles like a/an and the, 3) demonstrative adjectives like this and that, 4) indefinite adjectives like few and many, and 5) numbers which are also considered adjectives. Examples are provided for each type of adjective. The document encourages signing up for the author's weekly business English newsletter to receive more tips.