| Don't use the same password for your e-cash account as your e-mail account. |
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| Full-scale e-commerce might involve selling e-documents over the Internet using e-cash. |
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| Although e-cash offers apparent benefits of freeing punters from fumbling for change the idea hasn't taken off anything like as quickly as early pioneers hoped. |
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| Users can add value to their cards or cell phones at thousands of automated docking stations around the country, where they insert paper money and get credit for e-cash. |
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