Colons are used mostly to introduce or emphasize a word, list, phrase, or sentence. Use colons in the following situations: Combine two complete sentences when the second sentence completes, explains, ...

A colon is used to give emphasis, present dialogue, introduce lists or text, and clarify composition titles. Emphasis—Capitalize the first word after the colon only if it is a proper noun or the start ...

The colon is probably more useful to you in writing compositions, Chan, as the colon symbol : is used before an explanation about something or to introduce a list. Note these examples below ...