| http://www.w3.org/ns/prov#value | - The back-end network is not accessible by users via the Internet 17, and thus data and other information can be transmitted over back-end network without the need for encryption of that data, and without concern of interception of the data by unauthorized personnel. [0027] A sweepstakes server 26 may also be provided to provide promotional awards to certain members 16 that use system 10.
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