I completed a series earlier this year on using various tools within the open source world that can save you money in place of spending money on commercial products and licenses. The first article looks at the Ubuntu Linux distribution. From the intro:

Part 1 discusses Ubuntu, a community developed Linux-based operating system for laptops, desktops, and servers. Ubuntu contains many applications: a Web browser; presentation, document, and spreadsheet software; instant messaging; and much more. This article explores Ubuntu’s:

• Benefits
• Updates and stability
• Desktop version
• Compatibility and integration
• Hardware support

Read: Saving money with open source, Part 1: Use the Ubuntu operating system}