The Boron Letters

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by Gary Halbert

Series of letters written by copywriting legend Gary C. Halbert explaining the secrets to effect marketing.

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Our favourite quote from The Boron Letters

HALT stands for hungry, angry, lonely and tired and you should never make a decision when you are any of those things.

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HALT stands for hungry, angry, lonely and tired and you should never make a decision when you are any of those things.

— Gary Halbert, The Boron Letters