Realistic Everyday Carry by Max Cooper sets itself apart from many other EDC books by emphasizing the importance of what you carry On Your Person or OYP. Too many people focus on carrying all of their gear in some form of external carry case. Realistically, there are a host of reasons why you may not have an external carry case, such as a backpack, with you. Or you may not be able to get to your backpack even if it is not far from your current location...