Apple Macintosh:

This are some topics I know very well.
I've followed some courses like
- Applescript
- System Administration of Apple Macintosh

System:
- Mac OS 7.5.3 till Mac OS X (installation and configuration)
- Troubleshooting (solving hard- & software problems)
- Applescript (developer language to automate some tasks)
- Hardware
- Software

Applications:
- Grafical:
Adobe Photoshop, Adobe Illustrator, Adobe Indesign, QuarkXPress, Pagemaker, ....

- Internet Applications:
Internet Explorer, Netscape, Opera, ...

- Mail:
Outlook Express, Entourage, ...

- Others:
Filemaker Pro, Adobe Acrobat, some FTP Appz, Dreamweaver and Flash, Microsoft Office suite, and a lot of others ...

Some links:
If someone knows other interesting sites concerning Mac, please send me them
(see Chapter "FORM")