Viruses are the most unwanted software we might get on our computers without our consent, they might steal confidential information, slow down our computer performance or even causes windows or computer crash.I want to show you some points of precautions that will protect you and will always put you on the safe side during your computer or the internetusage. The best things to do to prevent having Viruses on your PC is by remembering the below points:1. You have to have an antivirus program installed on your system and to be always updated.2. To have a firewall program installed and updated as well.3. Dont open any emails come from spam or someone you dont know, delete them immediately.4. Dont receive any file through a public chat messengers from someone you dont know or you dont trust even if they say it is their picture.6. Dont open any link sent by someone you dont know through a chat program or from spam emails.7. Dont open un-trusted, illegal or porn websites.8. Dont click on any advertisements that might show in websites asking you to download free antivirus software or to install software that you dont know about.9. Dont install and use any public shared software (which you can download files from other users over the net) like P2P programs.10. Always scan any CD/DVD, flash memory or external Hard Disk before using it.11. Perform a periodic scan for your computer by the antivirus and anti spy ware programs.12. Never use crack files or faked serial numbers to activate your programs.13. When you want to purchase something over the internet always use Paypal to pay and never use your own credit card.Please for more information on how to clean your computer from viruses and trojan files, don’t hesitate to visit the FREE tutorial website www.DealingWithWindows.com