Systems and methods are disclosed to detect fraud by analyzing customer purchasing behavior for a high value item intentionally placed next to commonly purchased items, payment information for an address verification system (AVS), customer behavioral information, password sharing between two accounts, unique identification for a hardware component of a client computer used to purchase items on line, administrative information associated with a customer account; and Internet Protocol (IP) address.

 
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> Land software tool

> Method and system for a universal shopping cart having order injection and common payment determination

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