When I was growing up the good nuns in school taught us to always remember the Poor Souls in purgatory in our prayers. Years later I appreciate that advice more than ever. Just think - if a prayer, alms, or sacrifice we offer provides a soul entrance into heaven, who will remember us the most when we need help ourselves? I decided I needed to collect as many friends in heaven as I could so I would be sure to have plenty of help getting there myself.
The doctrine of purgatory is ancient in terms of earth time. Because there are non-Catholics in my family who dispute the doctrine, I wrote an article that I hoped would help explain better where our doctrine of purgatory originates and how it is referenced in the Bible. In the process I learned a lot myself. If you'd like to read more, check out