Abstract: A system and method for online trade and exchange information are disclosed. A computer application running on a workstation of an expert and of on workstation of a customer/patient provide an environment on the displays of the workstations which enables both parties to synchronously present and watch, modify and mark documents, video streams, documents, etc. According to embodiments of the invention a customer or patient located remotely from an expert may converse and communicate with that expert in a virtually face-to-face manner, to see and hear each other, to present documents, photos and vide streams to each other, to play and stop playing streams, to point at points of interest on their displays, etc.