Copywriter Parris Lampropoulos researched a product until he had collected about 700 facts.
From these, he filtered out the 100 most powerful bullet points and combined them into a sales supernova.
By the way:
If you want to know WHO this brazil phone number list mysterious copywriter was and how you can also write such magical bullet points, then click here:
17 ways to write bullet points that captivate and sell.
Copywriting Technique #11: All or Nothing (Guaranteed)
I'll make it short:
Offer your customer a guarantee that is so unreasonable, so insane and so outrageously risk-free that your customer will "feel stupid" if he doesn't accept your offer.