To "sidestep" up an incline, stand so your skis are perpendicular for the slope. Dig the edges of the skis uphill in the snow and choose smaller sideways ways up the incline. Plant the poles in at your sides to keep you from slipping as you're employed your way up https://www.weekendatlast.co.uk/top-tips-to-experience-the-thrill-and-enjoy-jet-ski-tours/