| http://www.w3.org/ns/prov#value | - In the drawings, [0006]FIG. 1 is a diagram conceptually illustrating operation of a software agent for displaying targeted promotions or coupons; [0007]FIG. 2 is a diagram of a system for presenting on-line promotions and coupons to users and performing related processing; [0008]FIGS. 3 and 4 are a flow chart of a method for presenting on-line promotions to users; [0009]FIG. 5 is a flow chart of a
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