Is there any GPS that will do...
On some on-line mapping programs such as MapQuest and Google, you can change the recommended route to the route you want to use by simply clicking onto the recommended route and dragging to the desire...
Forum Discussion
BaseCamp has a bit of Learning curve. The more you use it the better it works. If you select the HELP drop down in BaseCamp and select Welcome To BaseCamp or Video Tutorials there is some good information there.
Here is a link to the intro video
BaseCamp Intro
Here is a link to the intro video
BaseCamp Intro
