Top 3 Positions for 1 keyword

Hello I have a website written in German with approx 25000 words. The Keywords I want to rank in country Germany are following : 1) Book of RA The content is good. I will be paying payment 1) If site hit first page => I will release 50% of the payments. 2) If site hit top 5 ranks => I will release 20% of the payments 3) If site hit top 3 ranks => I will release 15% of the payments. 4) top positions => 15% of payments. Let me know your plans and what will you do to do this. Also, ranks should stick for 2 weeks minimum. If you work on this, I have like 65 websites to optimize.