I’ve used mine for pre-set courses mapped using Ride with GPS as well as a get me home device after going where the flow took me on a ride in unfamiliar areas. Was particularly good for this as I was able to move between roads and footpaths and then when I fancied heading home just hit the ‘navigate to start’ option and let the Touring ‘Show me the way to go home….’
Good review of the route planner function here:
http://velogps.com/garmin-edge-touring-route-planner/
and if you havnt already pimped your loading screen message:
http://velogps.com/garmin-edge-personalised-startup-message/