Login to my.protospace.ca as a trainer
Space... Classes... choose a class where the description contains a bulleted list, eg Laser II or Laser I, etc.
Edit Course
(observe the number of spaces between the start of a bulleted list and the preceding text)
(make any change to the course description)
click Submit to save changes
Edit Course
(observe the number of spaces between the start of a bulleted list and the preceding text)
(repeat until bored)

ToDo: try with numbered lists, continued other assorted breakage