Adsense CTR SEO Expert

Looking for a SEO with proved experience in Adsense. I need to optimize my Adsense CTR value. I have 3 blogs in Spanish, with very low CTR, less than: 0.3% (3000 visits day, from Spain, Mexico, Argentina..) - The freelancer must modify my wordpress theme blog in order to optimize. - The changes must be according google adsense Term And Conditions. - The freelancer must increase my CTR up to 2% at least in order to success. - I will send the URLs by private message. I WILL PAY ONLY IF,... AFTER YOUR MODIFICATIONS, MY BLOGS GET 2% OF CTR OR MORE