> Whenever I used a 'number blocking' filter -*[0-9]*
> I get no files at all.
> ( I dont want large archives or forum posts etc )
> 
> As a similar problem, I would like to block files
> using a '?' in the name, for the same reason as
> above..
> 
> I want to block these on all sites that I mirror.


To exclude any files with '?', just use:
-*?*

The -*[0-9]* filter doesn't look quite right. Do you have an example URL of
what you are trying to exclude?