Take these steps before you begin to make sure you don't get viruses or spyware while you're at it.

4 safety tips to help avoid downloading malicious software or violating copyright law.

Make sure your antivirus software has a chance to check the files you download before you open them on your computer.

Peer-to-peer file sharing is a convenient way to share public-domain music, audio, images, documents, and software programs. Just make sure to protect your computer first.