When I do not understand the lesson, homework, or I will ask a friend or brother through Facebook, because it is not free of charge and also Facebook can also talk page see.
When I do not understand the lessons my house or ask friends via Facebook or older. For convenience and cost. The scene can also talk face to face with.
When I don't get my homework or lessons I will ask a friend or senior via Facebook. Because of the convenient and free of charge. The Facebook can also talk to see, too.