In a recent study, it is for the 92% of the defense on Facebook friends of their children. I know that many beings doesn't like to be a friend of the meeting. So I will be discussing some ways to stop payments beeping on your Facebook profile. I don't recommend this because they are observing you for your safety. By following this one be able to stop for some extent. This is the simplest way to hide from your parents. Log in with your Facebook account, go to 'Account settings -> Privacy. Here you will find three options. Below are the images and the description on images which you should do. 
Click on Limit Old Posts if you want to change the settings of your older posts to friends. In this way you can hide your old posts from parents and others whom you think not to see. 
Click on 'Friends' for this option. 
Keep above options as 'Friends' and 'Off'. I recommend you to not give any phone number and keep search engine linking ''Off' 
Limit these options as in the image. If you want to review your timeline visibility and tagging option, first and second options are for you. 
This is the main option for you to take care of. If they follow you, some posts and your activity will be seen. So take care!Above are some steps to prevent your parents to see activity of your account. Once again, they are spying on you because of your safety.
If I missed something or any step, it will be helpful if you notify me. If you have any other ways, please let me know.
EmoticonEmoticon