Why should you refrain from using a personal flotation device as a cushion or fender?

How do you get the cowling off a 1982 50 hp mercury two stroke? Where is the Boardwalk Yacht Currently Moored? Is a water boatman a consumer or producer? With boater education certification how old must you be to operate a sailboat over 14 feet long unsupervised? What does a 1999 40hp outboard 2stroke weight? What are the best fishing boats for river use? Is sail strong to buy? Who wrote the open boat? What is a legal requirement for boat operation? Jet of water? What direction is south? How much does a s 1993 lund tyee 1750 weigh? What is the fastest 15 hp outboard? In his book midnight club James Patterson mentions his father from pa and a shirt that states mike submarines minersville did any relations of James come from minersville pa? Where did a lateen sail come from? What practice reduces the risk of a boating accident? Can pleasure craft use ais a? What is the mixing ratio for a 15 hp Ted Williams outboard motor? You are caught in a storm in your boat engine stops what should you do? An description of the first sailboat?