Rigging & Tuning Guides
A clear, basic rigging guide from Winner, the Danish Optimist boat builder.
A simple tuning guide from North Sails.
A more detailed guide from J sails on how to rig an Optimist mainsail from scratch.
And here's a great video from two Optimist sailors explaining how to get the most out of your set up.
Fernhurst Books publish two excellent books for Optimist sailors, an introductory Sailing for Kids and a more advanced book for those starting Optimist Racing. While the comprehensive RYA Optimist Handbook is now only available as an e-book, hard copies do come up for sale on line, from time to time. All three books give advice and tips on rigging and tuning your Optimist.