With many thousand users worldwide TeamViewer is a standard tool to give support and assistance to people in remote locations.
Furthermore, you can use this program also for presentations, where you can show your own desktop to a partner.
This application also is VNC compatible and offers secure, encrypted data transfer with maximum security.
TeamViewer establishes connections to any PC all around the world within just a few seconds. You can remote control your partner’s PC as if you were sitting in right front of it.

Features:
One solution for everything. Includes all modules in one simple and very affordable package: remote support, remote administration, training and sales.
Remote administration of unattended servers. You can use TeamViewer to control unattended computers and servers. Installation as a system service even allows remote reboot and reconnect.TeamViewer screenshot
File transfer. The app comes with integrated file transfer. That allows you to copy files and folders from and to a remote partner. It also works behind firewalls.
Highest security standard. All versions feature completely secure data channels with key exchange and RC4 session encoding. The same security standard used by https/SSL.
No installation required. No admin rights are required ti install. Just run the software and off you go…
High performance with international router network. Optimized for connections over LANs AND the Internet. TeamViewer features automatic bandwidth-based quality selection for optimized use on any connection.
Remote support without installation. TeamViewer allows you to remotely control any PC anywhere on the Internet. No installation is required, just run the application on both sides and connect.
Remote presentation of products, solutions and services. The second mode allows you to present your desktop to a partner. Show your demos, products and presentations over the Internet within seconds – live from your screen.
Works behind firewalls. The major difficulties in using remote control software are firewalls and blocked ports, as well as NAT routing for local IP addresses. You don’t have to worry about firewalls. TeamViewer will find a route to your partner.

Home Page - http://www.teamviewer.com/