Real-time collaboration has become an essential component of working and learning online, since these tasks are never complete without collaboration.
There are many times, when collaborating online in real-time becomes a necessity to keep people involved, make them work together and to keep teams focused to accomplish business goals. With real-time collaboration you get the opportunity to work with people located in different parts of the world at the same time on the same document and see the changes in an instant. There are numerous tools available for the purpose.
Via Ilkka Olander