The Portiuncula Indulgence is a grace not only for yourself but for the many suffering souls in Purgatory
 
The Conditions to obtain the Plenary Indulgence of the Forgiveness of Assisi is as follows:            

• Sacramental Confession to be in God’s grace
  (during eight days before or after.)
• Participation in the Holy Mass and Eucharist
• Recitation of The Apostles Creed, Our Father and a prayer for the Pope’s Intention (such as an Our Father, Hail Mary, etc.).