Software as a service (SaaS) is a business model which is becoming ever more popular. forecast that the SaaS sector could be worth as much as $623 billion by 2023. This business model is based upon a software that users can execute to do their tasks easily like a tool. The pros of this business model is that it doesn’t force business to sell any tangible products or be a mediatory between sources and end users and nor the supply chain. it is only a software helping users by providing them wit...