Abstract: Disclosed are a method and apparatus for providing an instant messaging service associated with one or more item transactions. A first user interface screen associated with an item transaction may be provided in a chatroom interface of an executed messenger application. The first user interface screen may comprise an interfacing object associated with a list of user interface templates. Based on a user selection of the interface object and based at least one exposure condition associated with the list of user interface templates, at least one user interface template may be selected from the list of user interface templates for display in a second user interface screen of the executed messenger application. In a second user interface screen of the executed messenger application, a first user interface template of the at least one user interface template may be displayed.

Abstract: A method of providing gift information by a server is proposed. The method may include receiving from a second user a gift provision request for sending a gift to a first user, and generating gift information in response to the gift provision request. The method may also include determining whether the second user is a blocked friend set by the first. The method may further include in response to determining that the second user is the blocked friend, providing the first user with blinded gift information corresponding to the gift information, wherein partial information out of the gift information is not shown in the blinded gift information. The method may further include in response to receiving an unblind request for the blinded gift information from the first user, providing the first user with the partial information out of the gift information.