The Delhi Metro Rail Corporation announced that the month-long online survey.
The Delhi Metro will introduce an additional 40 train trips on weekdays, commencing this Wednesday.
The Tourist Smart Cards come in two variants: One-day validity and three-day validity options.
To access the service, Delhiites need to add the official WhatsApp number of DMRC (9650855800) to their contact list.
The DMRC recently launched revamped website and mobile application for commuters.