For modules that begin on Friday evenings, students can withdraw with no penalty via the Student Service Centre provided they do so prior to the start of the next class (i.e. after 4 hours of teaching.)
For modules that begin on Saturday or Sunday, students can withdraw with no penalty via the Student Service Centre provided they do so on the same day prior to the start of afternoon class (i.e. after 4 hours of teaching.)
The full policy is available on Vista in the Program Policies folder.