The world of sharing positional information is filled with scenarios like “I got a cm and you got a cm, but our centimeters differ by a meter.” If our modern positioning systems are so capable, then virtually all positional data integration should be a snap. Unfortunately, that is often just not so. The failure in many cases is a lack of knowledge on the part of many GNSS users of basic principles of geodesy and geodetic surveying guidelines and providing complete metadata.