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“Advertising is utterly unprofitable, and I could prove it to you in one week. End an ad with an offer to pay five dollars to anyone who writes you that he read the ad through. The scarcity of replies will amaze you.” — Claude C. Hopkins
Advertising is utterly unprofitable, and I could prove it to you in one week. End an ad with an offer to pay five dollars to anyone who writes you that he read the ad through. The scarcity of replies will amaze you.