No matter how long you've been collecting coins, there are five basic strategies you should be following.  1. For starters, it's important that you start with coins that you know have value, such as the Type II and Type III Liberty Double Eagles as well as the whole American Eagle coin family. By starting out with coins that have proven themselves to stay valuable, you can rest assured that your collection will have a solid foundation.2. Another important strategy to follow is making sure...