The document discusses the need for toilet facilities at Delhi Metro stations. It notes that as the Delhi Metro network has expanded, carrying more passengers for longer periods of time, the lack of toilets has become an issue. The document outlines a survey of metro commuters that found strong support for toilets, with most favoring a pay-per-use model and location of toilets inside stations but away from platforms. It recommends a public-private partnership model for implementing toilets and favors pay-per-use over incorporating costs into tickets.