We often hear about Business plans in the context of early-stage companies; however, constructing excellent business plans is difficult and time-consuming, so many entrepreneurs avoid them. But, is this a mistake? While most people may be aware of the “soft” arguments for and against writing a business plan, in this article, a Toptal Finance Expert takes a data-driven approach to addressing the debate. In it, he finds strong evidence to support the notion that writing an excellent business plan is time well spent.