Question: What do you think of in-car GPS navigation systems?
Analysis

This question asks for your opinion on the car GPS navigation system. When answering, you can consider the convenience, accuracy, assistance to the driver, and possible limitations or issues, such as dependence, update frequency, or comparison with manual navigation.

Synonyms
Try these synonyms instead of repeating the question:
  1. in-car GPS→vehicle-mounted Global Positioning System
  2. navigation systems→guidance systems
  3. think of →consider