What does "placement" mean here

Question

An important task of public relations is to shape the relationship with the media. If messages can be communicated as news via the (mass) media, this has the advantage of being relatively cost-effective, because usually no placement costs arise. However, the communication process and therefore its impact cannot be influenced in the same way as in classical advertising.

Answer 1

هزینه های تبلیغات نامحسوس