Since this low level integration is complex, it is likely that this solution is more costly and time consuming to implement than an equivalent level5 solution.
Once they reach Level5, they should use an agile methodology such as XP.
只要达到了第 5 级，他们就应该使用 XP 之类的灵活方法了。
3
That is where the greatest benefits are drawn from process automation and why it is ideally targeted at SIMM level5 to build on the matured services of level 4.