Gary Halbert - Halbertism 38

He ran ads in newspapers with a
combined circulation of millions.

One-third of those ads said you
could get the free sample product by sending your name and address to the
company selling the product.

Another one-third of the ads said
you could get the free sample product by calling and giving the person who
answers the phone your name and address.

The remaining third of the ads said
you could write or call.

The "Phone Only" Option Outpulled

The Other Two Options By A Factor

Of Three To One!

I've retested that
concept in recent years and the numbers are exactly the same. In other words,
"phone only" still produce

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