1 Trick Spells from Vampiric Elegance

Place the pic of your victim in front of you and focus on it as you chant: "Listen, Athena, Goddess of Wisdom. Hear my plea. This person has memories that should be discarded. Let me expose them to you now".

Place the rosemary int he tin. Go through the persons thoughts. If you see ones you wish them to forget, focus on that, visualizing the thought going into the tin. Tie the tin to the bring with string. On a full moon, throw it into a source of water (lake, river, ocean) and be done with it.