It's good to take samples of things.
Mike's carpet at home looks old, and he is considering to change to a hardwood floor.
Mike wants to buy hardwood flooring for installation by himself.
Mike shops at several stores and takes samples of different flooring for comparison.
Mike impulsively buys a whole lot of hardwood flooring right away.
Mike is able to select from a variety of flooring, and he feels confident that it matches every aspect of his house.
Mike finds that the chosen hardwood flooring does not match his furniture well, and he feels regretted.