sentences:  Badi activists blame tradition, corruption, and Nepal's polarized government for the lack of change.The Badi remain the lowest ranking untouchable caste in western Nepal.The rules of orthodox Hinduism dictate that members of the higher castes (Braham, Chetri, or Thakuri) cannot allow the Badi into their houses, accept water or food from them, use the same village pump, or even brush against them; although higher caste men are allowed to have sex with Badi prostitutes.