I live in NC and fish both Fresh and Saltwater, which means most of my rods are braid to leader. In the Saltwater world, especially way out East in Australia, the FG knot is king. I tie an FG on all my braid rods with about a 12' long fluoro leader of various lb-test depending on the application. I find that running braid greatly increases casting distance and sensitivity on bottom contact lures. Plus, for us weekend warriors the braid tends to last at least a whole year, saving some money in the long run.
This is the FG knot that I tie: