On Sunday,  6 Dec 2015 at 15:16, Fabrice Niessen wrote:
> Hello,
>
> I'm trying to build a template for invoices written in Org... exporting
> to PDF (and HTML). Will be officially public as soon as it's DONE.
>
> Though, I have 2 problems currently:
>
> - I'd like to sum up, in table `total', the sub-total column of table
>   `items'. But the `remote' call does not seem to accept the `vsum'
>   expression. Is this a foreseen limitation?  Is there a workaround to this?
>
> - I'd like to get the computed amount (last line of `total' table) in bold (and,
>   if possible, even in a bigger font). How is that doable?

I've fixed your ECM:

1. moved attr_latex and other latex stuff to before the names of the
tables and
2. inverted the order of vsum and remote so that you do a vsum over what
the remote function returns.

Seems to work.  See attached.
-- 
: Eric S Fraga (0xFFFCF67D), Emacs 25.0.50.2, Org release_8.3.2-379-g38fd09