Business is the activity of making one's living or making money by producing or buying and selling products (such as goods and services). This book provides over 2,000 Exam Prep questions and answers to accompany the text Estonia Army Weapon Systems Handbook Items include highly probable exam items: buyer, Pop-up ad, Planning, Security, Bank, contribution margin, Customer satisfaction, shopping cart, Warehouse, Collaborative filtering, broker, adoption, property, Supranational, Wholesale, and more.