Possible problem definitions

Ingrid and I tomorrow are going to run another workshop to investigate more about our field and try to generate valuable ideas.
Yesterday we were trying to generate a good problem definition…

How can we...

How can we make transactions less frustrating and more trustful and understandable?

How can we create a global system that involves every means of transportation?

How can we make people trust RFID transactions more and more?

Thinking…