Inverted pyramid. You should start introduction off brief, introduce your topic with a thesis statement. Capture the audiences attention. Then move on to explain the paper in which your writing. State the main points and summarize key points to be made throughout your work. It’s an inverted pyramid because you start off with a brief intro and as the introduction goes on you get more in depth in about key points your paper will focus on
I know that the best answer is <u><em>catchy phrases</em></u><u><em /></u><em /> because Wonderful things has many phrases that you can remember.