Apple Music indicates feedback will improve service for user..

Apple Music | 16B: Feedback: Convey the consequences of user actions after the user takes action

Instagram enables users to report inappropriate ads.

Instagram | 15C: Reporting inappropriate content

Google Maps prompts the user for feedback.

Google Maps | 15B: Request explicit feedback on selected system outputs

Instagram enables the user to provide feedback on each ad.

Instagram | 15A: Encourage explicit feedback on individual system outputs

Google Search updates page after user follows a link.

Google Search | 14B: Immediate, partial, non-disruptive updates

Spotify updates recommendations.

Spotify | 14B: Immediate, partial, non-disruptive updates

YouTube updates the user’s home page with similar videos

YouTube | 14A: Comprehensive updates

Facebook gradually updates its "Suggested for You" posts.

Facebook | 14A: Comprehensive updates

Grammarly helps users assess and rewrite text.

Grammarly | 11G: “What if?” explanations

Netflix shows explanations based on user behavior.

Netflix | 11E: Map user behaviors to system outputs

Goodreads shows explanations based on user behavior.

Goodreads | 11E: Map user behaviors to system outputs

Google Maps shows time and tolls per route.

Google Maps | 11C: Present properties of system outputs