What is done during the festival Diwali?

As per Hindu mythology, Diwali is celebrated on the day Narakashura, an evil power was killed by Lord Krishna. It is also believed in some sections that it is the day when Lord Rama was enthroned after decimating the evil power of King Ravana, who ruled Srilanka. It is usually celebrated on the full moon day of Karthika(typically oct-nov). During the day of Diwali, as is the case with any festival, new clothes are worn, Lights are lit, sweets distributed and children express the joy by firing crackers. This is supposed to bring good will and bright life to the future. The day is also considered new year by some section of the society, marking the end of evil and brightening of future.