Those sample stations dotted around Costco drive sales and improve the overall shopping experience, but there's something you should know about the employees.

Offering free samples gives you a way to introduce your products to potential new buyers. To help the free samples lead to sales requires you to gather contact information you will use to market to ...

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 ...

Recording every individual in a population is impractical, unnecessary, and expensive (Magurran 1988). Instead community ecologists and scientists in general take replicated samples to represent the ...