The phone put an end to the door-to-door sales, and cold calling was born.
They sold satellite dishes door-to-door in Colorado in the 1980s, building a satellite company called EchoStar.
He pioneered door-to-door stock sales as a means of raising capital from from small-time investors.
By and large, Republicans prefer the traditional method of going door-to-door and counting real people.
"I used to go door-to-door with my grandfather, selling brooms and washcloths, " Wright recalls.
Its door-to-door screening programme for HIV now tests for blood pressure and blood sugar.
There will be no need to send email attachments, go door-to-door, or waste time on the phone.
True door-to-door field sales is almost extinct, and has of necessity become a hybrid by our definition.
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Mr Fenty is a more energetic door-to-door campaigner, popular among his constituents because he returns their telephone calls.
With borrowed money and a storefront office, they sold savings plans door-to-door and later their own mutual funds.
He regards doorbell-pushing as a great character-builder: If you can sell door-to-door, he says, you can do anything.
Girl Scout troops, for example, have started using GoPayment swipers to accept credit cards when selling cookies door-to-door.
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The son of a ditch-digger, Sorenson entered the working world at age 8, harvesting almonds and selling magazines door-to-door.
Mawii asked for a 17-liter can of cooking oil, which she split into small polyethylene bags for sale door-to-door.
Whether people end up buying Aquaguard from a giant store or a door-to-door salesman, Goklaney's crew will stay close.
Why not sell custom-made mens suits office-to-office the way you sell books door-to-door?
After college he sold pots and pans door-to-door, offering to cook meals for families to show off his wares.
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