When I buy whipping cream, I buy it on sale. Then I pour it into ice cube trays and freeze. Once frozen I put the cubes in ziplock bags in the freezer. A cube is about 2 Tablespoons. It's great when you only need a couple tablespoons in a recipe.
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Being single and thrifty, I buy the large tub of whipping cream. By the time I get home, it is slightly soft. I use an ice cream scoop to place one scoop of cream into several plastic snack-size baggies and store them in the fridge/freezer.
Drop large spoonfuls of leftover whipped cream on a wax paper lined cookie sheet and freeze. Once frozen individually, store them in a freezer bag.