Ideas:

A car game for a mobile phone which purpose is to determine gas consumption and try and lower it.

A Web or mobile phone application, which determines the nearest waste recycle centres.

An application to follow the location of your friends and colleagues with your phone.

An emergency call program for your phone, which not only calls the emergency, but also sends your current coordinates via SMS or data connection.

List of possible features:

- Sends coordinates via SMS and data connection, if there is one

- Calls the emergency (optional) and the decignated person(s) (optional)

- Call has a small delay to prevent calling by mistake

- Parent control for little children, so they do not call emergency when not needed

- Uses the phones navigation program to navigate to the nearest hospital

- Also receives emergency messages and tries to navigate to the person in need

- If the phone has no navigation problem, application tries to fetch directions from Google Maps