The new World Handicap System (WHS) has been developed by The R&A and USGA in collaboration with existing handicapping authorities and is designed to:
The benefit of the WHS over the current system is it combines the Rules of Handicapping and the Course Rating System. It will be part of a system used by over 15 million golfers in 80 countries.
The World Handicap System Explained
Slope Rating - comparison to other local clubs
Score Card - with Course and Slope Rating
Course Rating and Slope Database - Southwick Park (and others)