Befo­re you start, ask yours­elf the fol­lo­wing ques­ti­ons: Which data of you, do you think, does Face­book coll­ect? What hap­pens with the­se data? What can I do to redu­ce the amount of per­so­nal data?

Now stu­dy this artic­le. As usu­al prepa­re a talk.