1. Saying “I am good” when someone asks “How are you?”
2. Splitting infinitives.
3. Using “over” instead of “more than” to indicate greater numerical value.
4. Using “preventative” to mean “preventive”.
5. Using “that” instead of “who” as a pronoun to refer to a person.
6. Using words like “slow” and “quick” as adverbs.
7. Ending a sentence with a preposition.
8. Treating “data” as singular instead of plural.
9. Using “they” as a singular pronoun.
10. Starting a sentence with “hopefully”.

Read more: http://tinyurl.com/kmfwrqc