Great Treasury of Merit provides a full explanation of how to practise of offering to the Spiritual Guide or Lama Chopa, one of the most important meditation practices of Kadampa Buddhism. A work of unparalleled profundity and clarity, this book contains a wealth of accessible and practical instructions on Lamrim, Lojong and Tantric Mahamudra. It is an indispensable handbook for all those who wish to accomplish the swift path to enlightenment.