A follow-on course from Saturday, or for those already using GPS: exploiting maximum potential for IMLs worldwide, getting professional competence, and using high quality digital mapping at minimum cost. Practical hands-on skills (mostly navigating around the local area, including steep ground) using a variety of the latest GPS units, which will be provided, or bring your own. Demonstrations of quality digital mapping both on GPS, smartphone and laptop. 09.00-16.00