My exordium examples are done. I enjoyed making these! I suspect one cannot have too many examples of a writing "hook", so I am sharing mine here. Also, here is a link to sample imperative sentences. And a link to a hilarious joke that illustrates the vague nature of competition law. It might be a bit long for an exordium, but I liked it.
My essay issue is whether the Supreme Court should have ordered the dissolution of Standard Oil.
(I don't know how to fix the weird bullet points. Apologies for the formatting.)
UPDATE: Let me know which one is your favorite!