Army is a big organisation; and it's been around for a long time. Often, others have learnt and recorded lessons so that we don't need to learn things the hard way.
There are a range of resources to help you easily learn the hard lessons of others. These include The Cove, other PME websites, Army doctrine, history books, and The Army Lessons Online.
Watch the video below to get a better understanding of Army Lessons Online and how this site can help you easily learn the lessons of those who have gone before us.