Re: Some random questions about display order in group buffer and usage of multiple e-mail addresses

[Damien Wyart]

* Alexander Baier <lexi.baier@gmail.com> in gnu.emacs.gnus:
> >    - and to change the display order of groups within topics.

> >    Could you tell me if it is possible to change the display order and
> >    if so how?

> You can kill and then yank back groups and topics, just like you would
> do it with normal text in a buffer. The usual key-bindings (C-k and
> C-y) apply here.

And there also exists functions to sort groups inside topics:
https://www.gnu.org/software/emacs/manual/html_node/gnus/Topic-Sorting.html

> >    - Is it also possible to get prompted for a From address from a list
> >      of possible e-mail addresses when posting to certain mail groups?

You could try the Gnus Personalities addon, but it is not maintained actively:
http://www.emacswiki.org/emacs-it/GnusPers

-- 
DW