The presented use cases are only a set of examples about some possible applications of the ims-ld package in .LRN, but it is not restricted to this applications. There can be a use case that combines some or all of the ones described above too. For example, a collaboratibe learning activity, problem based and content personalized e-learning experience with an evaluation of the educational process is possible. Whichever other combinations are also possible.
We have tried to represent the more common applications but there are some other applications that can be applied with the ims-ld package and have not been mentioned.
In Summary the ims-ld package provides a wide range of possibilities for both teachers and students, and many different and interesting use cases have been exposed.