The amateur radio licence is for self-training in radio communications and is of non-commercial nature.
You are certainly allowed to experiment.
Amateur radio is unlike other radio services (e.g. broadcasting, emergency services, military, mobile phones) as it is NOT commercial.
Amateur radio is of value in areas of
· Technical innovation
· Emergency communications
· Development of skills for the United Kingdom
· International friendship
· Recreational activity in a time of increasing leisure time.
The Foundation Licence is the entry level licence to amateur radio in the UK.