The devilish detail is whether there are ways to stop payment because the definition requires certain qualifiers.

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Unless Verizon cancels the fee due to public outrage, there are ways to avoid the payment.

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But the industry has been looking for ways to better integrate payment systems, and other startups like Boku and Social Gold, have also been working on this.

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This can be done in two ways: by speeding up payment or by getting companies to in effect lend to their suppliers.

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Getting big banks to come on board and consumers to turn the service into a mainstay sums up the broader challenge faced by Saunders and Visa: find ways to make the best payment options work around the world and dominate the future of electronic payments, or leave the dominating to rivals.

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In addition to supporting its in-store experience, the payment can be integrated into the business in other ways.

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Unlike online payment services that give people with credit cards easier ways to transact business, Bitcoin works best when avoiding the traditional financial system completely.

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Buying a ticket now is the equivalent of a down payment, Boyd says, as airlines look for ways to charge passengers for everything from water to luggage.

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Finally, there are several ways you can use retirement funds for a down payment.

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HomeAway recently launched a new payment platform, Reservation Manager, that is in some ways similar to PayPal.

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There will be subscription services, plus some advertising, and various ways of paying on pay-per-view or micro payment basis.

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There are now lots of different mobile payment technologies from all sorts of companies, but they all seem to have different ways of verifying who customers are.

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In some ways, it will be less difficult with the integration of gold into the financial system already through electronic payment systems.

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