If you have a Windows 7 system, you know that there's a lot to like about Microsoft's newest OS. More svelte and nimble than its troubled predecessor, Vista, Windows 7 offers a refreshing new look, fewer compatibility issues, simpler home networking, and a faster start-up. (For our complete review of Windows 7, click here. Still, as we all know, no OS is perfect; there are always nips and tucks that can improve the user experience. That's where we come in. Our collection of tips and tricks can help boost the speed of your Win 7 system, make it more secure, improve its look, customize it, and much more.