Parallel Construction

  • Use the same grammatical form for words or phrases in lists, titles, headings, or any other group of items that are related in grammatical structure or function.
  • For titles, headlines, and headings, be consistent with equivalent headings throughout; that is, use nouns, noun and gerund phrases, or questions.
  • Keep items in a series, list, or table parallel. Don't mix fragments and full sentences.
  • Keep elements within a sentence parallel.