Examlex
Use the vertical line test to determine whether the graph represents a function.
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Free Return Policy
A policy allowing customers to return purchased items at no additional cost, enhancing consumer trust and potentially increasing sales.
Shopping
The act of seeking and purchasing goods or services from stores or online platforms.
Zappos
An online retailer known for its extensive selection of shoes and clothing as well as exceptional customer service, including free returns and a strong commitment to customer satisfaction.
Brand Name
A unique designation given to goods or services provided by a specific manufacturer or provider, used to distinguish them from competitors.
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