A trader in Varanasi was caught on the wrong foot on Sunday when district magistrate Kaushal Raj Sharma and SSP Prabhakar Chaudhary went to a shop in Chetganj area to buy essential commodities, posing as a commoner.
The shopkeeper overcharged for the goods purchased and the two officers immediately ordered action against the erring seller.
The district magistrate warned that anyone found overcharging for essential commodities would face stern action.
Modi had signed off the last episode of the radio programme in February ahead of the Lok Sabha polls.
The national capital saw mercury being over 45 degree Celsius for many days in the past two weeks while it touched 48 degree Celsius on Monday "hottest ever day in June.
Modi is the first foreign leader to visit Sri Lanka after the horrible terror attack of April 21 that killed over 250 people and was claimed by the Islamic State.
According to data gathered from users of dating app OkCupid, 55 per cent of men and 82 per cent of women support gay marriage in India
Modi asked the top bureaucrats to focus on taking steps to improve "ease of living" for the people.
Secretary-General Antonio Guterres said that through this initiative India "is championing greater prosperity and opportunity for all".