Arabic urban vernaculars : development and changes / Catherine Miller -- Migration, urbanization and language change. The (r)urbanisation of Mauritania : historical context and contemporary developments / Catherine Taine Cheikh -- The formation of the dialect of Amman : from chaos to order / Enam Al-Wer -- Urbanization and dialect change : the Arabic dialect of Tripoli (Libya) / Christophe Pereira -- Becoming Casablancan : Fessis in Casablanca as a case study / Atiqa Hachimi -- Two cases of Moroccan Arabic in the Diaspora / Angeles Vicente -- Urban vernaculars : convergence and divergence. Greetings in Beirut : social distribution and attitudes towards different formulae / Marie Aymee Germanos -- Linguistic levelling in San'ani Arabic as reflected in a popular radio serial / Janet Watson -- The urban and suburban modes : patterns of linguistic variation and change in Damascus / Hanadi Ismail -- Segmental and prosodic aspects of Ksar el Kebir's neo-urban variety / Mohamed Embarki -- The Use of Kashkasha/kaskasa and alternative means among educated urban Saudi speakers / Munira Al-Azraki -- Multilingualism, codeswitching and new urban cultures. Close encounters of a different kind : two types of insertion in Nigerian Arabic codeswitching / Jonathan Owens -- Development and linguistic change in Moroccan Arabic-French Codeswitching / Karima Ziamari -- The language of Cairos' young university students / Sherin Rizk -- Rap and rappers in Nouakchott, (Mauritania) / Aline Tauzin -- Uses and attitudes towards Hassaniyya language among Nouakchotts negro-Mauritanian population / Alassane Dia.