If we talk about facebook firstly we have to discuss is that who is the founder and how the facebook stablishd it self as a leeding social network.so as we all know that its founder is markzucerburg.facebook was firstly dovloped by zucerburg and his teame with the aim to connect their coladge mates and class mates not to connect the whole world.when they saw that it can be expanded they expanded it world wide.facebook gives us a platform where we can injoy ourselves.we can post our photose and can know that what the peoplse view on any photo posted by us and on ipinions shared by us on facebook