Mitchell demonstrates a number of training possibilities using stairs from the perspective of using our surrounding environment as opportunity to move in various ways:

Physical structures and objects are seen as possibilities

Whole body movements, rather than isolated body parts exercises, are used for enhanced function

A playing approach, instead of an overly structured training program, is used for sustainable and enjoyable training

Rather than only the physical body, the body-mind is trained together to overcome barriers and develop the whole person

Here is a small excerpt from the Surf Better Longer Video series: