Question

A common reason for a writer to use italics is to

Answer 1

Put emphasis on a word or phrase to show its importance. Or to show disgust or emphasis on a word in dialogue

Answer 2

Hey there!
You can use it for titles, names of vehicles, foreign words, words for sounds like buzz or vroom. Also for when the character is thinking to themselves...in their head. And sometimes to just add emphasis to a word.

This is from OpenStudy:http://openstudy.com/updates/54161528e4b08b11f1332911