Even if you don't use social media, your data is already present on the Internet. You may have given your e-mail to someone, and they would be using that to retrieve other data about you. This is something that data broker companies do all the time. They can easily buy your data from sources other than social media platforms.
You may enable privacy by setting your uploaded content to friends, friends of friends, custom settings— privacy options are available at their best. But here's the thing. How do you hide your data from the data administrator sitting behind the scene? Or from these entities who are always after your data?
At the end of the day, it's up to us to not openly share every single detail of our life. Details which may seem minor, such as location, may actually be misused when in the wrong hands. A person who may be stalking your online location sites can actually trace you and stalk you in real life as well. There are many scary situations that can happen.
While we may not be able to completely protect ourselves, we can make our online social media life as secretive as possible. The infographic below shall further explain to you data that may be sensitive, as well as how public your private information actually is.
Infographic by: whoishostingthis