In mumbai, annual earnings of begging industry is around 180 crores. They easily earn around Rs 500 to Rs 1000 per day.
From Begger to Millionaire
http://www.newstrackindia.com/newsdetails/7758
Some profiles:
Name: Haji, 26
Haji’s Assets Rs 15 lakh Day’s earnings Rs 1000 to 2000
Begs at: Deonar and Chembur. Usually begs near mosques and
temples.
Working hours: Flexi. Picks the best time to be at a temple or a mosque.
Home is: A room at Cheetah Camp, where his mother and sister run a zari workshop, employing 15 people.
Family: Mother and sister.
Earnings increase mani-folds during festivals.
His worth: The Cheetah Camp room worth anything between Rs 3 and 5 lakh. The zari workshop could be worth 10 lakh. The family earns a steady income from the zari business and his mother has tried every trick to get him to give up begging and join the family business.
Cool quotient: He says managing the zari workshop is too much
hardwork. "I can’t be bothered with all that. I like to be left alone. Also, I make a decent amount every day.
Name:Bharat Jain, 45
Bharat’s Assets Rs 70 lakh in properties alone
Day’s earnings Rs 2000 to 2500
Begs at: Azad Maidan and Chhatrapati Shivaji Terminus.
Working hours: Early morning to late evening.
Home is: Two adjacent 1 BHK apartments in Parel, where his family stays. Bharat, however, visits home only once in a week. His family, which deals in school notebooks and other study material, has tried on many occasions to get Bharat to give up begging and join the family business.
Family: Wife, two sons – one studying in class X and the other in class XII – father and brother.
His worth: The family apartments are worth close to Rs 60 lakh. The family also has rented out a shop in Bhandup to a juice centre and gets Rs 7,000-a-month in rent. The rent is collected every month by Bharat’s wife.
Cool quotient: Bharat speaks impeccable English. He is soft spoken and you will never find him harassing people for alms.
wow and dayam…but the lil tiny kids begging is always a bit hard for me to see so i do give them a little money so they can eat and go to school 
it’s hard to pass them up 