Be agile, sure-footed, not need loo. Intensive 6-day instruction in the geology of South Devon, its botany and marine life. Be at least versed in one of the three topics. Virtually no lab work ie no microscope or follow-up sessions. A really solid field-trip based sequence of sessions. Be prepared for 2hrs of driving each day, an hour or more of walking in interesting terrain and locations. Agility required to negotiate rocks and descents/ascents.
