how to find the promotion item business in Germany

i am Annie, i would like to ask you, how to find list of promotion item company in Germany.
please help me soon
thank in advance

What do you mean by promotion item?
Promotions are decided individually by the shops, usually weekly, and you can find details on their website or in their brochure (which you might find in your mailbox). I don't think there exists a central list.

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