Well Lookie Here, Barracuda Networks tries to get me to fall into their trap again...

Wed Dec 21 15:41:48 UTC 2011

On Wed, 21 Dec 2011 09:36:08 -0600
"John Palmer \(NANOG Acct\)" <nanog2 at adns.net> wrote:

> Well look what was in my in-box this morning! Looks like Barracuda
> Networks is sending out spam again. Maybe word is getting around
> about their less that value-full renewal policy. Could  it be that
> people are starting to resent being taken advantage of??
> 
> See my response below their message. Seems like they don't remember
> that I was a fish they already hooked and fleeced.
> 
[rest of rant snipped]

This has nothing to do with NANOG and is standard practice in the
software industry anyway.