The cost for the course is: £250. the accommodation costs: £255. You also have to cover the cost of getting there. - So as far as I am aware, there is no cure for stammer. Starfish aims to help people increase confidence teaches us techniques to control our speech. https://stamma.org/get-help/starfish-project#:\~:text=Established%20in%201998%2C%20Starfish%20teaches,a%20caring%20and%20supportive%20environment.