Endnotes
1 A metaphor is a possible way to achieve a mapping between thecomputer system and some reference system known to the users in the real world. A metaphor can
provide a unifying design framework and facilitate learning by allowing users to draw upon the
knowledge they already have about the reference system (Hudson, 2000).2 BizRate.com Web Site. Accessible at
http://www.bizrate.com
3 eCommerce Trust Study. (n.d.). Cheskin
Research/Studio Archetype Sapient. Retrieved from:
http://www.sapiend.com/cheskin
4 Dack.com, Best Practices for Designing Shopping Cart and
Checkout Interfaces. Available at:
http://www.dack.com/web/