Answer 1

SoloLearn had introduced Lesson Factory in which we can add our own lesson and assignment. The users who had submitted and their lessons and assignments and were approved by SoloLearn are shown under lesson tab. But due to high amount of submissions they closed it.

https://www.sololearn.com/discuss/809081/?ref=app

https://www.sololearn.com/Discuss/2033833/?ref=app

Answer 2

does the assignment increase our xp.

Answer 3

may be it is like corruption

Answer 4

What is pro tag ? How to I bring this with my profile ?