- #1: It’s vs. its
- #2: Using an apostrophe (‘s) to form the plural of a noun
Note: The plural of most nouns is created by simply adding s or es. Snakes, skis, boxes. Apostrophes are usually only needed when you are indicating possession.
- #3: They’re vs. their vs. there
- #4: Do the quotes go after or before the period?
- #5: You’re vs. your
Examples: You’re right about the changes. Your hat is in the closet.
- #6: Effect vs. affect
- #7: Then vs. than
Examples: The accounting department had more problems than we did. If you can’t get Windows to boot, you’ll need to call Ted.
Note: When a sentence construction begins with If, you don’t need a then. Then is implicit.
- #8: i.e. vs. e.g.
- #9. Anyone vs. any one
- #10. Commonly misspelled words
- #11. Mismatching subjects and adjectives
- #12: Using the words basically, essentially, totally, virtually, literally
These words seldom add anything useful to a sentence. Try the sentence without them and, almost always, you will see the sentence improve.
- #13: Using ‘and’ instead of ‘to’
- #14: Using ‘of’ instead of ‘have’
- #15: Quick recap of typical common usage grammar mistakes