Trace a pencil carefully under each line of text to see words individually. Be especially careful of words that have tricky letter combinations, like "ei/ie.” Take special care of homonyms like your/you're, to/too/two, and there/their/they're, as spell check will not recognize these as errors.

The rules for apostrophe usage are fairly straight forward and it shouldn’t be difficult to check whether or not apostrophes are used in the correct manner. However checking apostrophe grammar using our free online apostrophe checker is faster and less likely to overlook any usage mistakes.