The custom of the Seven Sundays of Saint Joseph
Pope Gregory XVI encouraged this devotion to Saint Joseph by attaching many indulgences to it, and Blessed Pope Pius IX asked the faithful to petition Saint Joseph to alleviate the afflictions of the universal Church in those times.
Some resources to get to know Saint Joseph better:
Apostolic Exhortation "Redemptoris Custos" by Saint John Paul II
Seven sorrows and joys of Saint Joseph (shrine of Torreciudad)
"In Joseph's Workshop" (homily by Saint Josemaria)
"Saint Josemaria and the Role of Saint Joseph in Christian Life" (article by Lucas Mateo-Seco)