The TimeTabler 'FIT' Routine
'FIT' (also known as 'Musical Chairs') and also used by the 'Auto-FIT' and 'Move' routines ... is a way to ask TimeTabler to move existing lessons around on the timetable, on order to 'fit' a new lesson.
Full details in the Manual, and in Help-movie number 42:
Any questions after that, please ask the Support Centre.
By the TimeTabler Team