There are many underlying factors to starting a Big Data project. Constant evaluation is one of them, followed by cost, metrics, and benefits. Thus, it is best to know beforehand how productive your conclusive results will be. If you want your Big Data project to excel, it should be capable of achieving the business objective set against it and provide a measurable Return on Investment (ROI). Having answers to these could help you weigh your forthcoming decisions and their impact on your business.