Missed calls are commonly used as a free means of communication in India. Zipdial has developed a platform for businesses that gives them a special number. Potential customers dial this number and hang up to receive offers or discounts by text message. This an effective, low-cost method for companies to build up a reliable database of prospects has been used by KFC, Pepsi and Sanofi-Aventis among others.
- Spotted in 2014