[TYPO3] Forms in backend

[Tapio Markula]

Sergio Catalá kirjoitti:
> Hi, 
> 
> I was looking for some extension that allows me to insert certain job
> offers on my site but I didn't find anything that suits me. So I thought
> about creating my own form in the backend. Is that possible on TYPO3?

If someone else has been done so why not you?

> Normally when you use a plugin from an extension, there are some fields
> you have to fill in the plugin. My interest would be to define these
> fields with some extension. 

you don't need to create total new extension but just add some new 
fields for existing extension - look ext_tables.php and tca.php to see 
examples.