Close-Up: Mumbai's street ear cleaners
22 July 2012 Last updated at 00:25 BST
India is known for its entrepreneurial and adaptable business spirit - and you don't have to look too hard to find it.
The country's streets are home to a thriving economy, hard to measure because it is informal, but unquestionably large.
All kinds of essential services can be found on the pavement, from mending your shoes to cleaning out your ears.
Rajini Vaidyanathan took to Mumbai's streets to meet some of the people plying their unusual trades.
The Close-up series focuses on aspects of life in countries and cities around the world. What may seem ordinary and familiar to the people who live there can be surprising to those who do not.