Apostrophes are an essential element in punctuation, but so many authors get their placement confused -- or worse, leave them out entirely. A tiny little apostrophe can change the meaning of a sentence entirely, and when a wrong one appears it might just lead readers astray. Always be careful with your apostrophes, and learn how to use them well to make sure your words are getting the point across. Using Apostrophes, Let Me Count the Ways Apostrophes serve many extremely important functions in language; certain words could never even exist without them. To understand how to use apostrophes correctly, you've got to understand how, exactly, they're used. Missing letters In certain circumstances, apostrophes can be used to represent missing letters -- this is the case in absolutely every single contraction. Words like can't , don't , you're and all the rest rely upon apostrophes to exist. We get so used to seeing contractions, it's easy to forget wha...