sinctheassasin Posts Ad's For CC on LandGrab, Allowed?

I'm a member of both ConquerClub and LandGrab, I think it's ok to enjoy both sites. I would think that posting ads on either site for the other would be very bad form and disrespectful to the Site owners.
Yet, a member here at CC posts ads on LandGrab like this:
If you want to see for yourself, the thread is here: http://landgrab.net/forums/viewtopic.php?f=2&t=5833
Besides this guy making a fool of himself, he followed up his comments trying to make himself look like he's LackAttack or an Admin:
These childish posts reflect poorly on Conquer Club and a member trying to impersonate LackAttack is very bad form.
Edit: It has come to my attention that the LandGrab, "SincTheassasin" is not the same guy as Conquer Club's "sinctheassasin". I have to assume that is someone that doesn't like CC's "sinctheassasin".
Yet, a member here at CC posts ads on LandGrab like this:
SincTheassasin wrote:Hey, I'm kinda new here, but if any non premium members ( as well as premiums interested in their 153 quality maps)
are looking for more games, or different maps, conquerclub.com is the site to visit!
Just wanted to let people who didn't know already, know
If you want to see for yourself, the thread is here: http://landgrab.net/forums/viewtopic.php?f=2&t=5833
Besides this guy making a fool of himself, he followed up his comments trying to make himself look like he's LackAttack or an Admin:
SincTheassasin wrote:thanks for the feedback, i just posted here to find out what our next update should be
These childish posts reflect poorly on Conquer Club and a member trying to impersonate LackAttack is very bad form.
Edit: It has come to my attention that the LandGrab, "SincTheassasin" is not the same guy as Conquer Club's "sinctheassasin". I have to assume that is someone that doesn't like CC's "sinctheassasin".