CPM International (Spanish) forum

Hi! I’m running a spanish forum that has over 300.000 impressions a month (50% Spain, 50% South-America). I’m looking for an advertising company that can serve banners and popup or unders and that pays a reasonable CPM. Also I want them to be able to fill at least 50% of the impressions. Any suggestions are welcome.
Thanks in advance.

See original post by TooMuch