The boston whitehall boat kit is designed to allow you the mazimum flexibility in getting what you need while allowing you to provide whatever you want to provide.. Proven boat designs, and how-to information for boat building. boat plans are for beginners and have been built by thousands since 1953.. Sport boat plans. i am trying to sell plans for what they call a "sport boat." they were used by guides to carry a "sport" back in the backwoods to.