Andy Pellow and Robert Campbell discuss the ALPS (http://www.alps-cetl.ac.uk/Corework/MobileTechnologies.html) experiences of leading, developing and implementing a mobile learning and assessment programme for work-based learning. They explain what ALPS aimed to achieve and how this developed in practice. They consider the challenges of developing and implementing a mobile technology programme involving 1000 students across 5 HEIs spanning 16 different professions.