Updating to the newest drivers is very important.It will keep your computer to its best performance and fix any issues that were found with the previous driver.However keeping track of all your drivers might be some work.TO make life easier there is a tool that will help you along: driveragent.

 Wireless 802.11b and 802.11g WAPs (wireless access points) support a
range of up to 150 feet indoors and 300 feet outdoors.The 802.11a protocol is one third of 802.11b/g.Signal interfeirence from microwaves or cordless phones can also affect the range.
The newer 802.11N gives you 14x the speed of 802.11G & 6X the range.

 Here are some useful Keyboard shortcuts for Internet Explorer 7.Knowing these shortcuts will be handy in your everyday browser usage.