This approach is typically used by startups since they usually do not have the financial resources to launch the typical million - dollar marketing campaigns that big businesses employ to efficiently acquire huge user base growth. (entrepreneur.com)
Heynen also notes that China's huge user base means that its demand for RoF will quickly push down the price of the equipment needed to implement it. (newscientist.com)
Pros Free download Huge user base Many countries represented Easy to. (petesgrillandpizza.com)