The tutorials for the application are available at:
Rate analysis Quick intro https://www.youtube.com/watch?v=B63B8GKyvXs&rel=0
Import a file Rate analysis https://www.youtube.com/watch?time_continue=35&v=agH9Iy6VKFQ
Update district item https://www.youtube.com/watch?v=obSUPrDoFTk
Edit norms item https://www.youtube.com/watch?v=VHaAltWhTyw&rel=0
Saving item as a template https://www.youtube.com/watch?v=WWvDNq0UU2E&rel=0
Dropdown case https://www.youtube.com/watch?v=69iPNUCgBIU