You will actually find all of this very easy I hope and keep in mind, this guide is written for people who never used Garmin format maps on their Mac. This is a guide for Dummies, so it is quite long. However some things might not be easy at the first time, so here comes an installation with screenshots for each step (mind I personally don't have a mac, so I took the screenshots from a remote computer running OS X 10.6.8 (Snow Leopard) and Basecamp v. And in general it's no more difficult compared to Windows. In general I try to keep the installation on Mac OSx as simple as possible. (Deutsch) Allgemeiner – Support auf Deutsch (members only).Quick Introduction ID-Editor, Josm and Potlach2.Send maps with Basecamp (Mapinstall) or Mapsource.Install Garmin Basecamp (and maybe Mapsource).
