Major intersections in the national capital witnessed traffic jams on Monday as Delhiites stepped out in large numbers to shop on Dhanteras that marks the beginning of Diwali festivities. The city traffic police advised commuters to utilize public transport services including bus, metro rail and car pool to avoid inconvenience, save fuel and reduce pollution. It is considered auspicious to buy gold, silver and utensils on Dhanteras. Major market areas that house jewellery shops like Chandni Chowk, Karol Bagh, Lajpat Nagar, Sadar Bazar, Sarojini Nagar and South Extension witnessed traffic congestion.