Catechism of Pope St. Pius X (CPX) p. 86-87.  Q/A 25-35…with a special section on nine ways of being an accomplice to another’s sin.

– Pneumonic to memorize: C-CAP: Contrition, Confession, Absolution, Penance.
– 15 Mortal Sins Catholics Are Missing in Their Confessions (blog):
– Tips on making a good confession video:
– How to Make A General Confession video: