Street food vending is a type of self-employment activity that normally uses a small space, such as a pavement or alley as a trading area. This study examines the many aspects of street food vending activities in Bangkok, particularly their role in poverty alleviation and entrepreneurial development; in other words, de-marginalisation of the marginals. Following from a brief interdisciplinary perspective on street food vending in Bangkok the chapter presents survey findings and qualitative information followed by policy recommendations.