Return to the game and change your money balance (by taking a small job or getting a traffic ticket).
In the "I Walk the Line" mission, you can fight the boss Sasquatch. After defeating her, manually save and immediately reload. She will appear on the floor "alive," allowing you to kill her again for repeated XP, Street Cred, and cash rewards.
Creators use the "Accolade Device" to reward players for simply being in a map. To avoid the 5–15 minute inactivity cutoff, you must move your character slightly every few minutes.