The simple ones are, well, simple. Its the odd balls that can leave you scratching your head, wondering what to do. With a few basics, though, even those get easier.
In the December 2014 issue, I answered a question from Tim, a reader, regarding filing an IFR flight plan. DUATS flight planner computer accepted the flight plan but the FSS planner rejected it. That was disconcerting, so we dug into it. This article will explain whats happening and Ill illustrate how different flight planning tools can behave differently with some less common routing elements.