Blockchain here is the key for rewarding email recipients when they evaluate received emails. Every recipient who evaluates email which was sent with emmares rewarding footer will have opportunity to earn EMA token(until rewarding pool is available). On the other hand we'll get relevant data about email marketeers quality. Based on scores EMMARES will propose to it's users best rated senders for their interests and spam filters will have opportunity to use our API to block lowest rated senders.