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The iPhone app is up and running and things are great. His on-the-run scenario is handled, but Bob also has some research to do and that isn’t going to be comfortable on his iPhone.
This is a different use case.
Bob is going to be sitting down, doing some research, coming up with a plan to track the fugitive.
iPads are used much more frequently for this type of interaction: an extended period of usage time and with broader functionality. Keep this in mind as we work through building the app.