/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: Mariusmikedevos https://cdn.slidesharecdn.com/profile-photo-Mariusmikedevos-48x48.jpg?cb=1523619525 Marius de Vos says :Social Networking is not only the doorway to potential sales, it is also the core of growth in any business. Small and medium businesses need to use this free tool to promote and advertise them self.