You're probably aware that Google keeps tabs on what you're up to on its devices, apps, and services—but you might not realize just how far its tracking reach extends, into the places you go, the purchases you make, and much more. It's an extensive set of data, but you can take more control over what Google collects about you and how long the company keeps it. Here's how.
It's worth emphasizing first that we're really dealing with two topics: The amount of data Google collects on you, which is a lot, and what Google then does with it. Google would say its data collection policies improve its services—helping you find a restaurant similar ones you've liked previously, say—whereas users might disagree.