Retail security remains a growing concern among retailers throughout North America. Businesses continue to lose billions of dollars annually to a variety of crimes that erode their bottom-line. In an effort to prevent losses and combat the problem, a multi-faceted approach is the best defense. Retail 150 Things You Should Know advocates developing a total loss prevention program or strategy that involves management and staff. Many retail environments are constantly at risk due to a lack of controls and a basic understanding of loss prevention. Managers should be well versed on the subject and prepared to share this information with frontline employees. Training staff should be a key preventative strategy in reducing losses while ensuring a high standard of customer service. The overall goal for retailers should be to create a secure environment where crime is discouraged and vulnerability is limited.