Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Free samples are such a huge part of the Costco Wholesale Corp. shopping experience that there are unofficial rules to govern the occasionally unruly masses. Don't park your cart in the middle of the ...

Providing samples to customers is an important promotional tool for many businesses, and they are often used to encourage an immediate or future purchase. The way the sample is offered and contributes ...

A sample is a product given to a potential customer for free by a manufacturer, distributor or retailer for testing with the intention of persuading them to buy the product. These customers are ...