go here for the free zone alarm..
after installing zone alarm you will have to train it..just click on the programs that you want to have access to the internet without bugging you and put a tick in the box "remember this setting" then click on allow...any red popups advising you that someone is trying to connect to your computer..click on don't show this again..it will continue to block them..it just does it in the background without telling you...
spywareblaster ...you just update..once per week...keeps 99 % of the crap off your system..
ad-aware and spybot are removal tools...update and run them once per week...they will usually find nothing if you keep spywareblaster updated
the hosts file ...just click on the mvps.bat and it will install the new hosts file..you can update it about every 2 months...you can sign up to be notified when there is a update for it..the update install the same way you install the original version...
complete instructions and register to be notified of updates ...here ...look for..Sign up for HOSTS file update notices link
sorry about the bad links..I have standard answers that I can cut and paste and then post without having to type anything...I will have to check all my links to be sure they are still good.
ie/spyad has a new version...go here to get it