This course is designed teach navigation using GPS and other electronic devices as well as the back-up skill using charts, plotting tools and dead reckoning. This Thursday night course is from Sept. 28-Dec. 7. Time: 7-9:30 p.m. Contact: Mary Baine. Email: firstname.lastname@example.org. Phone: 714-834-1069. Cost: $85. Prerequisite is completion of Boating Skills and Seamanship or equivalent class, or significant navigation experience. Call or e-mail Mary to confirm your attendance. Please include your telephone number when responding by e-mail.