During Diwali, the festival of lights the Goddess of prosperity, Maha Laxmi .The Pooja is done on amavasya (new moon day) in the Hindu calendar month of Kartik. It is believed that Laxmi roams the earth and on the night of Laxmi Pooja and devotees invite her into their home using lamps/diyas placed on their windowsills and balcony. Merchants also start new books to keep their accounts. The diyas also remove the darkness from heart. Ashtothara Shatanamavali is recited along with Arti to propitiate the Goddess.