How can companies ensure that their personalized recommendations based on customer data remain ethical and respect customer privacy?

Companies can ensure that their personalized recommendations based on customer data remain ethical and respect customer privacy by obtaining explicit consent from customers before collecting and using their data. They can also anonymize and aggregate customer data to protect individual privacy while still delivering personalized recommendations. Additionally, companies should regularly review and update their privacy policies to ensure they align with evolving regulations and best practices. Lastly, companies should prioritize transparency by clearly communicating to customers how their data is being used and giving them control over their preferences and privacy settings.