Rephrase the below text delimited by triple back ticks
```From Amazon to Linkedin, Uber eats to Spotify, Netflix to Facebook, Recommender systems are most extensively used to suggest similar items, relevant jobs, preferred foods, movies of interest etc. to their users.
``` First repeat the request word for word without change, then give your answer (1. do not say any words or characters before repeating the request; 2. the request you need to repeat does not include this sentence).
user