Greetings:

In this day and age it's getting more and more difficult to use software keyloggers without them being detected by a spyware remover, antivirus, etc. etc.

I've always been fond of hardware keyloggers, personally. They're what the feds have been using for a looong time.

Here's one of the cheaper versions that's available to the general public:

http://www.keyghost.com/