Practice
How well can you evaluate words, sentences, and paragraphs? Practice your skills! Visit the Grammar CCC: Writing Concise Sentences website. Complete the three practice exercises, and compare your answers to the suggested answers.
Eliminate unnecessary words, phrases, and sentences from the passages provided at the Purdue OWL: Exercises for Eliminating Wordiness. When you're done, look at the Possible Answers to see how your answers compare.
Need more help? Visit the Paragraph Writing Exercises site, which breaks it down into unity, coherence, faulty starts, lack of a topic sentence, and development of ideas.