I just finish to purchase pokefarmer.. but I don't get any email about key How can I solve this problem? my email is kumzoo@naver.com
Key delivery is almost instantaneous, or a few minutes at worst. If you have not gotten the email, you need to check the spam directories on both your mail client and server-side. As a worst case, create your account on the Buddy Auth Portal, and your keys are available there. This article will get you started with that process: BosslandGmbH:Buddy Authentication Portal