Sanatana Gosvami compiled in the Hari Bhakti Vilas the Vaisnava Titis, Deity worship, formalities of Vaisnava dharma, how to fast on Janmastami day, how to manage worship of the different Deities, all these things are mentioned in Hari Bhakti Vilas Hari Bhakti Vilas of Srila Sanatan Goswami is a book which is giving many, many rules and regulations which are describing the different moods and the different understandings which should be derived from the several different recommendations and steps along the path of devotional service.