drive

do a search for files that start with ~ and those that have .tmp these are all temporary files that can be deleted. Also through the Internet Otions in control panel you can clear out the Internet cache.

Two other areas are the Properties section of the Recycle Bin and reduce the amoutn of space set aside for it on C drive - default is usually 10% of the drive. Also in Control Panel - System - System Restore you can reduce the amount of space set aside for the restore function, again usually about 10% of the drive.

From My Computer you can select the drive and use the right mouse button click to bring up the Properties menu and use the Clean option to clean a lot of stuff.

Create a new folder on D drive for your data and transfer everything from your My Documents to that, then delete My Documents form the Desktop and create a new SHort Cut for the new folder and call it My Documents.

Once you do this you may find you have a lot more space.

To change the boot drive means to reload the operating system and more work than you want.

boot drive - its a drive where your windows is located and where it is booted, so if you change the boot drive windows won't start. you can clean up your c: drive, or merge drives c: and d:, i think that the last way is the best, because 10Gb drive is too small nowadays.