A guide to tuning the sails and rigs of yachts and small keelboats, featuring step-by-step instructions and more than 150 illustrations.

The complete guide on how to trim sails and tune rigging for all conditions to make the boat sail faster and safer. A well-trimmed sailing boat is not only fast

A guide for racing covers the principles of sail trim, crew movement techniques, maneuvers, and control systems, and gives advice on adjusting to special condit

Peter Nielsen is editor of SAIL magazine.

The digital edition of the RYA Sail Trim Handbook for Cruisers is crammed with useful tips and pointers on one of the fundamentals of good seamanship: sail trim