How does disney decide which toy story merchandise is sold only in certain store?

Based on the verified sources provided, there is no information about Disney's internal decision‑making process for store‑specific Toy Story merchandise. The only confirmed data refers to the existence of the Toy Story franchise and a list of its characters. Without additional sources detailing licensing agreements, retailer partnerships, or distribution policies, we cannot provide a factual explanation of the criteria used to determine exclusive merchandise placement.