I have to agree that Omnigraffle is much preferable to Visio, though I
spend a fair bit of time going between platforms and end up using
Visio about as much as I am using Omnigraffle at the moment. Just
depends on what the clients want. Omnigraffle is, in my opinion,
easier and has a slicker final
Try looking at the Portland Oregon Tri Met site as well. We did a
project recently that included some transportation questions as well.
The route planning part of this site was something we looked at
because it integrated their bus system, light rail and trolleys when
giving route information and
