[spam report] spam for removal

Dear admins,

please hide the following spam messages and block their creators:

comment #13 in https://answers.launchpad.net/ubuntu/+source/ubuntu-meta/+question/214058
comment #3 in https://answers.launchpad.net/ubuntu/+source/xfce4-notifyd/+question/697323
comment #2 in https://answers.launchpad.net/ubuntu/+question/697334
https://answers.launchpad.net/ubuntu/+question/697348

https://answers.launchpad.net/ubuntu/+source/xfce4-notifyd/+question/697351
https://answers.launchpad.net/ubuntu/+source/xfce4-notifyd/+question/697349
https://answers.launchpad.net/ubuntu/+source/xfce4-notifyd/+question/697323

The last three look innocent when checked separately, but taking them together it is clear for me that the author just puts valid text around web links that have nothing to do with the topic and the area where it is filed in (xfce4-notifyd).

Thank you in advance.