Discover the deep significance of the letters written by the Alter Rebbe in Igeret Hakodesh. These letters were originally written to promote donations for Colel Chabad, a fund established to support the fledgling community in the Holy Land.  The Frierdiker Rebbe described these letters as words on fire, urging and promising blessings for all generations. Explore the opportunity to connect with this source of blessing through the study and application of these letters.