At any time during a mission you can pause the game, save it, change options, and consult your goals or the mission map.

CNN: Thief II: The thinking person's shooter

"You could spend more on the pilot than what you'd save making the policy change, " says John Nienow, a senior logistics engineer.

FORBES: Magazine Article

And he posits that Nokia could incorporate a cheaper form of WiFi connectivity, though he does not assess how much money that change would save.

FORBES: Nokia Can Make Its Windows-Based Lumia Phones 17% Cheaper: Analyst