Ignore this post, I'm just posting this list (compilied list of all the suggestions in this thread so far) here so I know where it is. I have a nasty habbit of loosing files when I save them to my laptop

Alan

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Basic MVC
Design Patterns
Complete CMS System
- vBulletin Plugins
Database Design
Basic OOP
Zend Framework
- PHP-GTK
Plugin Systems (Pre/Post Dispatch)
Output Buffering
- DB Abstraction Class (DAL/ActiveRecord/ORM)
Multi-page Forms (Sessions)
Array functions