Most experienced anglers add a fluorocarbon leader to their braid setup on spinning gear. This adds stealth as fluorocarbon is a lot less visible than braid, plus a little stretch forgiveness to an otherwise stretch-free braid setup. A lot less common is doing this with casting gear, and specifically with heavy flipping and pitching setups.
Professional angler Justin Lucas believes a few feet of heavy low visibility fluorocarbon increases the number of bites he gets, especially around hard
