Examples:

• You have to be careful driving in this fog.
• Hey, just be careful driving out there.
• Don't apologize, and be careful driving That's what got you into this, sweetie.
• You should be careful driving through that stretch of the road.
• Tell your sister she should be careful driving in the rain.
• She will be careful driving her new car.
• That road is a bit dangerous. Be careful driving.
• It's very windy today. Be careful driving on the highway.