APPENDIX LEEXPANDED SAILING INSTRUCTIONS GUIDEThis sailing instructions guide is an expanded version of Appendix L of The Racing Rules of Sailing for 2009-2012. It contains provisions applicable to even the largest and most complicated multi-class events, as well as variations on several of the sailing instructions recommended in Appendix L.This guide will be revised from time to time to reflect advances in race management techniques as they develop, and can be downloaded as a basic text for producing sailing instructions for any particular event.