The invention relates to a targeting technique for controlling the provisioning of content items, for example advertisements, to users in a mobile communications network (100). A method embodiment of the technique is performed in a provisioning server (114) in the mobile communications network and comprises the steps of receiving an indication of a content item which has been selected by a first user via a first mobile terminal (126); retrieving, from a user-related database, contact information associated with the first user, wherein the contact information indicates at least one second user (128); determining a location of a second mobile terminal of the second user; and selectively initiating, if an intended presentation area for the selected content item covers the location of the second mobile terminal, a presentation of the selected content item to the second mobile terminal (128).