system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: Why do companies make some of their products in limited quantity if they know it's going to sell/is selling well?

Examples like figurines, special edition consoles/games, limited time menus, etc.
gpt
People want what they can't have, so telling them they can't have it only makes them want it more, even if they don't necessarily want it to begin with. It's like that South Park where Cartman buys an amusement park that nobody went to but then advertised that nobody could go and everybody came.