Are you an avid gamer looking for a feature-rich and reliable gaming mouse that also happens to be wireless? Logitech's G700 might be worth a look. At around $85, it's not cheap, but it does offer a plethora of customizable buttons, the ability to go wired if the battery dies, and also supports a super-high 5700 DPI.
There is a lot of free Microsoft software to be had, programs which enable better web surfing and help protect against spyware are just two types. PCSTATS Tips