Hi ; I own a blog network with about 100,000 bloggers. Advertisers are to have advertising on banners with sizes 728x90 , 165x240 and 336x280. Only on CPM basis. Currently about 3,000,000 impressions daily from global visitors. If your budget is lesser than USD 1000 please do not contact me. Advertisers with budgets exceeding USD 1000 a month or quarterly or yearly contract please do PM me to negotiate rates.