Can I offer prayers for the souls in Purgatory?

The answer is yes! To learn more about Purgatory, read:

• Do Catholics Believe in Purgatory?
• What Is Purgatory Like?
• The Last Things-Purgatory  
• CATHOLIC ENCYCLOPEDIA: Purgatory

Prayers for the Souls in Purgatory:

• Prayer for the Souls in Purgatory
• Novena for the Holy Souls in Purgatory