This document discusses the use of flight simulators and training devices for pilot proficiency and competency. It provides a brief history of simulators from early devices like the Link Trainer to modern full motion simulators. Current products on the market include basic PC-based aviation training devices (PCATDs) that can be used at home, as well as more advanced options. The document encourages pilots to use these tools for scenario-based training and proficiency, as recommended by the FAA. It provides tips on setting up a basic home simulator system and resources for books, courses and software that can help pilots get the most out of simulator training.