Penance during Advent

We can deduce from Canon 1250 that Advent is not ‘officially’ a penitential season:

The penitential days and times in the universal Church are every Friday of the whole year and the season of Lent.

However, since we are sinners, it is appropriate for us to engage in works of penance as a part of our repentance and ongoing conversion.  In this 5-minute video, Dr Scott Hahn explains how penitential practices can help us better prepare to celebrate the coming of Jesus: