Technological development and the internet have changed people’s lives on different scales including for instance teaching and learning. The web has become one of the channels of learning that opens the door for people around the world to access education for free, or for fewer costs.<br />The IT booming and the internet have opened the door to largely access knowledge, high quality education and training. This easy access using information systems and the web can improve people’s skills for fewer costs. Knowledge delivering to some people would have never been possible without the opportunities offered by technology and the web.<br />Thus, teachers should consider this trend in education and get prepared technically and pedagogically to take online teaching in consideration. In turn, students need to get enough skills that will help them effectively benefit from the advantages e-learning is providing.<br />Today, e-learning is adopted not only by students, but also by organizations that want to offer training for their employees. E-learning is a priority for businesses that look forward to improve employee’s skills and the economic benefits they can generate from that. That’s why online learning has become an important factor for both, education and business. <br />Keywords: importance , effectiveness , e –learning<br /><br />