Hi there Max,
Thanks for your email reporting this to us.
We take matters like this very seriously. I have removed this ad and taken further steps to try and prevent this from happening again in the future. However, should you come across any ad that should be brought to our attention, please report it to us by clicking the "Report this ad" link. We check these reported ads as soon as possible.
We always advise our users to be careful when using Gumtree. If you haven’t seen it already you might want to take a look at our Stay Safe information under Help:
http://www.gumtree.com/help/stay_safe
Thanks,
Duvall
Gumtree.com