| 摘要 |
A digital wallet is operative to receive, maintain, and allow the retrieval of various forms of enhancements thereto, such as an electronic coupon, an electronic gift certificate, an electronic discount, and the like. The digital wallet is also operative to function as a primary or main digital wallet and thus accept and utilize a plurality of subordinate digital wallets, each one of which is separately operable within the framework of the digital wallet. In addition, each one of the subordinate digital wallets has different features and/or functionality. The primary digital wallet may also receive, maintain, and allow access to a shopping list of items that are automatically deleted or marked for deletion when an item corresponding to a shopping list item of the shopping list in the digital wallet is purchased on-line utilizing the primary digital wallet or at a physical store via a retail terminal, kiosk, or the like utilizing the primary digital wallet.
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