6. Be careful in the use of he, it, they, these, etc.
7. Report a speech in the first person where necessary to avoid ambiguity.
8. Use the third person where the exact words of the speaker are not intended to be given.
9. When you use a participle implying when, while, though, or that, show clearly by the context what is implied.
10. When using the relative pronoun, use who or which, if the meaning is and he or and it, for he or for it.
11. Do not use and which for which.
12. Repeat the antecedent before the relative where the non-repetition causes any ambiguity.
13. Use particular for general terms. Avoid abstract nouns.
14. Avoid verbal nouns where verbs can be used.
15. Use particular persons instead of a class.