[header] How to set your preferences for gas stations on waze [title] Open up waze. [step] The icon generally looks like a text-message smiley face icon in the center of a blue-filled box. [title] Open up your waze settings. 
[substeps] Tap the magnifying glass in the bottom right corner. Tap the gear icon at the top left corner (to the left of your profile picture) of the menu box that displays.