1. If you haven't created the folders and extra headers already, you need to follow the instructions on the Communicator Spam Filters page. Otherwise, these filters will not work.
2. Hold down the OPTION key on the keyboard and click here. A window like the one below should appear.
3. Click on Desktop.
4. Double click on the hard disk.
5. Scroll down to the "System Folder" and double click on it.
6. Scroll down to the Preferences folder and double click on it.
7. Scroll down to the "Netscape Users" folder and double click on it.
8. Double click on the folder for the profile you are using.
9. Under "Save this document as", put a space between "Filter" and "Rules" so that it reads Filter Rules.
10. Click on Save
11. And then you should be all set.