Frequent password changes will keep your account much safer provided your choice in a password is a good one. You would be surprised at the number of security breaches due to a friend leaving your password on a piece of paper in the terminal access room. If you share your account you may lose it. You should get in the habit of logging off the system when your work is done. This is not only to protect your personal account data but also to protect others using the system.
Many departments provide their faculty, staff and students with access to printer services.
The majority of these print services are laser printers. While this provides improved print quality, we have found that people often abuse the service. DO NOT USE printers as photocopying machines. Print a single copy of your report, etc. If you print something, be responsible enough to pick it up.