1) The document discusses several common beliefs and practices in India such as star signs, kundlis, shubh mahurats, manglik dosha, gemstones, and numerology. 2) It argues that there is little scientific evidence to support the influence of star signs, predictions based on kundlis, the concept of manglik dosha, or claims about the effects of gemstones and numerology. 3) Many of these traditions are presented as business opportunities by practitioners but have no basis in truth or science.