You unwrap Christmas gifts very carefully, so you can save and reuse the wrapping (and especially those bows) next year.
You only buy Christmas cards after Christmas, when they are 50%off.
When there is a sale on toilet paper, you buy 100 rolls and store them in your closet or in the bedroom of an adult child who has moved out.
You have a vinyl table cloth on your kitchen table.
Your stove is covered with aluminum foil
Your kitchen has a sticky film of grease over it.