One day, a young intern asked Leo, “What’s the secret to a great ad?”
So whether you have that PDF open right now or not, remember: the market is the only judge that matters. Test everything. Trust nothing. And never, ever write a headline you haven’t put to the vote of a split-run. If you’d like me to actually from Caples’ book (chapter by chapter, as if from a PDF), or extract specific principles (like the 10 most tested headlines in history), just say the word.
His boss, a gruff man named Mr. Harriman, read it and tossed it back. “Pretty words, Leo. But will it sell?” Tested Advertising Methods John Caples .pdf
The manuscript was an early draft of what would become Tested Advertising Methods .
Leo opened to a random page and saw a headline that would haunt him for days: Below it, Caples’ dry, factual voice explained: “This headline succeeded because it promised a dramatic transformation. We tested it against 19 others. It outsold the second-best by 400%. Not opinion. Fact.” One day, a young intern asked Leo, “What’s
That night, Leo trudged home past the glittering billboards of Broadway. He felt like a fraud. Every ad he wrote was a guess. A gamble. A prayer whispered to the printing press.
The intern nodded, then asked: “So… what headline would Caples write for this PDF?” And never, ever write a headline you haven’t
Then, a colleague handed him a worn, coffee-stained manuscript. “Read this,” she said. “It’s by a man named . He doesn’t guess. He tests .”