Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, are provided for facilitating a following of a content sponsor in a social network. In one aspect, a method includes the actions of identifying a creative for presentation to users in response to requests for content, and receiving selection criteria from a sponsor associated with the creative, the selection criteria for use in determining when to present the creative. The creative is augmented to include a control that enables a user to follow the content sponsor automatically upon interaction with the control, and the augmented creative is presented in response to received requests for content in accordance with the selection criteria. The sponsor is charged when the creative is presented and a user initiates an action to follow the sponsor in a social network.

Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, are provided for facilitating a following of a content sponsor in a social network. In one aspect, a method includes the actions of identifying a creative for presentation to users in response to requests for content, and receiving selection criteria from a sponsor associated with the creative, the selection criteria for use in determining when to present the creative. The creative is augmented to include a control that enables a user to follow the content sponsor automatically upon interaction with the control, and the augmented creative is presented in response to received requests for content in accordance with the selection criteria. The sponsor is charged when the creative is presented and a user initiates an action to follow the sponsor in a social network.

Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, are provided for facilitating a following of a content sponsor in a social network. In one aspect, a method includes the actions of identifying a creative for presentation to users in response to requests for content, and receiving selection criteria from a sponsor associated with the creative, the selection criteria for use in determining when to present the creative. The creative is augmented to include a control that enables a user to follow the content sponsor automatically upon interaction with the control, and the augmented creative is presented in response to received requests for content in accordance with the selection criteria. The sponsor is charged when the creative is presented and a user initiates an action to follow the sponsor in a social network.

Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, are provided for facilitating a following of a content sponsor in a social network. In one aspect, a method includes the actions of identifying a creative for presentation to users in response to requests for content, and receiving selection criteria from a sponsor associated with the creative, the selection criteria for use in determining when to present the creative. The creative is augmented to include a control that enables a user to follow the content sponsor automatically upon interaction with the control, and the augmented creative is presented in response to received requests for content in accordance with the selection criteria. The sponsor is charged when the creative is presented and a user initiates an action to follow the sponsor in a social network.

Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer-readable storage medium, for providing a user interaction point on a user device in conjunction with content that is provided by a content publisher. A method includes receiving a request for an advertisement to be displayed in a slot associated with a third-party content site; identifying a relevant advertisement to be provided in the slot; determining information to be included in an annotation associated with the advertisement, the annotation including customized information related to the user or a group associated with the user; and providing the advertisement responsive to the request including providing the annotation for presentation along with the relevant advertisement.

Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer-readable storage medium, for providing a user interaction point on a user device in conjunction with content that is provided by a content publisher. A method includes receiving a request for an advertisement to be displayed in a slot associated with a third-party content site; identifying a relevant advertisement to be provided in the slot; determining information to be included in an annotation associated with the advertisement, the annotation including customized information related to the user or a group associated with the user; and providing the advertisement responsive to the request including providing the annotation for presentation along with the relevant advertisement.