Sometimes it's easiest for us to see if an argument is effective if we take it apart and examine its parts. Sometimes we can even tell where an argument is ineffective after we take it apart. When we examine other people's arguments using Toulmin, we use the "taking apart" to help us understand the argument more fully or to summarize it more accurately. But we can also use T.A. to help us revise our own arguments, and you'll use T.A. on your arguments as you prepare portfolio 2.