How to get tab completion for LaTeX in TextMate? For instance, try; \begin{ite[tab] but you get nothing. 

How can you have tab completion for LaTeX in TextMate?
TextMate generally uses esc for completion, though certain triggers can be specified in the Bundle for tab 'completion', you can see what the triggers are by going to the Bundles menu &gt; Bundle Editor &gt; Show Bundle Editor.