What's with all of the Case Solution and Test Bank nonsense posts?

[timetowalk]

On Sunday, July 9, 2017 at 8:05:59 PM UTC-4, Michael Torrie wrote:
> On 07/09/2017 05:39 PM, timetowalk11 at gmail.com wrote:
> > I use https://groups.google.com/forum/#!forum/comp.lang.python to look over message posts.
> > 
> > What's with all of the Case Solution and Test Bank nonsense posts?
> > Is is possible to have these posts filtered out?
> 
> I'm sure Google could filter them if it chose.  Behind the group,
> though, is the Usenet newsgroup, which is unmoderated and decentralized,
> and you can't filter there. That's why most people read Usenet with a
> good news reader app that can apply filtering and kill rules for you.
> 
> And of course the mailing list side of things does filter out messages
> and kills certain points.  Probably your cleanest experience will come
> through the mailing list.  Use an email folder and a filter to place all
> list serv emails in a folder and you'll get a good experience. You can
> even do this with Gmail.  My gmail account has all my list serv messages
> sorted out on the Gmail server into labels, and I have a special rule to
> killfile messages from some sources.

I will need to read about filtering messages locally.
Can the admin simply ban the user?