Only white hat technique needed to optimize our keywords.Our budget for that work is 20-50USD per keyword on top 3 position on google.com. We will cooperation with you long term if we are satisfied with your work because we have many keywords needed to be optimized.High quality work is needed. Do not bid if your work is too slow and use meaningless software to build links. Do not bid if your work is month package. Do not bid if your work charge more than our budget.