The tutorial How to Resize Partitions with the Ubuntu or GParted Live CD does not seem to dictate the instructions that would be relevant. Instead, it specifically talks abut shrinking Windows partitions and disabling Windows specific services.
The tutorial instead seems to be written on the premise that the user is running out of space on their Ubuntu installation, and wishes to shrink their Windows installation to accommodate it.
Do not assume the user has Windows, or any other specific system.
Use a div.warning to adequately display the need for backups, and remind before critical points of the likelihood of data loss and possibility of a system being unbootable in the event of cancellation after this point.
The tutorial How to Resize Partitions with the Ubuntu or GParted Live CD does not seem to dictate the instructions that would be relevant. Instead, it specifically talks abut shrinking Windows partitions and disabling Windows specific services.
The tutorial instead seems to be written on the premise that the user is running out of space on their Ubuntu installation, and wishes to shrink their Windows installation to accommodate it.
div.warningto adequately display the need for backups, and remind before critical points of the likelihood of data loss and possibility of a system being unbootable in the event of cancellation after this point.