For the forum, replace the code in the informer you created with this code:
Code
<li><a href="$PROFILE_URL$">$USERNAME$</a> [$FORUM_POSTS$]</li>
For the Site news, replace the code in the informer you created with this code:
Code
<li><a href="$PROFILE_URL$">$USERNAME$</a> [$NEWS_POSTS$]</li>
Just for your information: (location of the codes)