[citation][nom]customisbetter[/nom]...Watch what you DL and run a spyware/viurs checker once a week...[/citation]
Yeah, visit only legit sites! No w@rez! No pr0n!
...wait...
Riiiight... anyone heard of SQL injection? XSS? hacked websites? There are no longer "safe" websites (well, not exactly, but you get the drift).
...but...
I run as non-admin, so no worries! My system won't get infected!
...wait...
Riiight... your system might not get compromised, but your files are still accessible! delete them? infect them? "steal"/copy them? No problem! They are within reach of the malware (compromised or drive-by program).
There goes the outdated "my-security-steps/procedures-so-im-immune-to-infection/compromise", out thru the window.
Obviously, there are still so much more you can do to mitigate being compromised (as much as I want to give some, my advise-mode seems to be down down today).