74 Securing Your ComputerWhen using passwords, observe the following guidelines:• Choose a password that you can remember, but not one that is easy toguess. For example, do not use the names of family members or pets forpasswords.• It is recommended that you do not write down your password. If you dowrite it down, however, ensure that the password is stored in a secure place.• Do not share your password with other people.• Ensure that people are not watching you when you type your password.NOTICE: Passwords provide a high level of security for data in your computer orhard drive. However, they are not foolproof. If you require more security, obtain anduse additional forms of protection, such as smart cards, data encryption programs,or ExpressCards (or Mini-Cards) with encryption features.To add or change passwords, access User Accounts from the Control Panel.If you forget any of your passwords, contact Dell (see "Contacting Dell" onpage 139). For your protection, Dell technical support staff will ask you forproof of your identity to ensure that only an authorized person can use thecomputer.Computer Tracking SoftwareComputer tracking software may enable you to locate your computer if it islost or stolen. The software is optional and may be purchased when you orderyour computer, or you can contact your sales representative for informationabout this security feature.NOTE: Computer tracking software may not be available in certain countries.NOTE: If you have computer tracking software and your computer is lost or stolen,you must contact the company that provides the tracking service to report themissing computer.If Your Computer Is Lost or Stolen• Call a law enforcement agency to report the lost or stolen computer.Include the Service Tag in your description of the computer. Ask that acase number be assigned and write down the number, along with thename, address, and phone number of the law enforcement agency. Ifpossible, obtain the name of the investigating officer.