What can you do to shorten someone's time in purgatory?

To shorten someone's time in purgatory, one can engage in prayer, particularly offering Masses for their soul, as well as performing acts of charity and kindness in their memory. Additionally, seeking indulgences on their behalf—by fulfilling specific conditions set by the Church—can help alleviate their time. It is also beneficial to encourage a personal relationship with God, fostering hope and peace for the departed.