Thread:Superluigi6/@comment-26813313-20150728174954/@comment-4224349-20150729001449

You can report them for spam or  block the person on Gmail.

Report Spam

Click the message, then press the button with the exclamation point in the middle.

Blocking

Click the message, press the downward triange next to the Reply button, and press "Filter messages like this".

I hope it gets solved :)