door to door millionaire

Book #16: Door-To-Door Millionaire

Secrets of Making the Sale by Lenny Gray is one of the best door to door sales books you can get your hands on.

It’s one thing to read a book written by someone who reads and studies theories on how to become successful at door to door sales. It’s another thing to pick up a book written by someone who actually grew a successful company solely based on door-to-door marketing.

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