Do you belong to that category of people who use more than one computers /laptops. If yes, then, now you can control all the computers with just one set of keyboard and mouse. However, the maximum number of computers that can be controlled using one keyboard and mouse is just four. Still, enough for most of people.
Mouse without Borders is the software by Microsoft that does help you with this. The software has been developed by Microsoft as a side project and is an initiative of Microsoft Garage project.
With Mouse without Borders software, you can copy text or even drag and drop files across all the connected computers. You may feel as if you are working on just one computer with different views /screens.
Take a look at the screen shots to understand how Mouse without Borders actually work to simplify your life. It can work on Windows XP, Vista, Windows 7 and Windows 8.
You can download the software for free from here.