If readers are unlikely to be familiar with a word, a phrase, or an idea important to your topic, you must explain it for them. Quoting or paraphrasing a source can help you define terms and concepts in neutral, accessible language.
One popular monitoring method is keystroke logging, which is done by means of an undetectable program on employees’ computers. . . . As Lane explains, these programs record every key entered into the computer in hidden directories that can later be accessed or uploaded by supervisors; at their most sophisticated, the programs can even scan for keywords tailored to individual companies (128-29).
paraphrase A restatement by a writer of a source's words or ideas in the writer's own words.