01 Preface

As time went by, there are so many services come to arise and drawn. Today we called saas, the Service as a service shortcut. it brings their company so many benifits commercial as a new comercial mode. and collect the money from our pocket, when we subscribe their service annually.

According to the status of SaaS companies, their competition would start with lower prices, more service, people who live carefully and wise could find the least cost when they want the service. For example, there is a battle inside the take-out area. Bigcompanies pay a lot for subsidies so they could have more users than others. Smart guys gather in the App which distributed the most amount of tickets(voucher). In this way, they save a lot of money and even earn them by selling the info or some way. They call it sheep shearing.

02 What do we do

As a programmer, depending on our target, we have more methods to get the benefits. My aim is to make beginner start their program learning easy. So we choose the tools to teach newbies, like Yuque.com, Github.com, which provide free services for non-commercial users.