To do this sport, you (obligation) dress warmly, so you (advice/opinion) wear a hat, scarf, and gloves. You (possibility) do this sport alone but you (no obligation). You (best course of action) have good balance. You (obligation) know which foot is your lead foot so that you (ability) set the bindings on your board. You (50% possibility) have your own board or you (30% possibility) rent a board. That depends on how much money you are willing to invest in this sport.