Often this meant learning to exploit the latest laptop, cell phone, fax, Internet and other computer and communications technologies that make possible the mobile economy.

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J2 provides online fax, email hosting, unified communications and other online services.

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That included suing Apple, Sprint, Nintendo, and more than 20 other companies for violating patents on fax-on-demand, paging, cordless answering machines, video game technology and sound synthesizers.

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