When you need to have support in Linux for new hardware
When you need another user interface
When you need to increase the stability of Linux
When you need to use kernel modules
Revision number is even
Minor number is odd
Major number is odd
Minor number is even
Open Source Software
Closed source software
The value of the software is directly related to its price.
The software is developed collaboratively.
The source code for software is available for a small fee.
Any bugs are fixed quickly.
GNU Public License
Free source license
Linux software is unlikely to become abandoned by its developers.
Linux is secure and has a lower total cost of ownership than other operating systems.
Linux is widely available for many platforms and supports many programming languages.
Most Linux software is closed source.
HOWTO documents at http://www.linuxdoc.org
A local Linux User Group
All the above
Linus Torvalds, MINIX
Linux Torvalds, GNU
Richard Stallman, GNU
Richard Stallman, MINIX
Package manager support