Abstract: A method for rendering a webpage is disclosed. Initially, a request to render a webpage is received from a browser. Next, content of the webpage to be rendered on the browser is received from a publisher. Then, an advertisement to be inserted in the webpage to be rendered on the browser is received from a chooser that is different from the publisher. The advertisement is selected by requesting a type of data regarding the webpage, receiving the data regarding the webpage of the requested type, and selecting the advertisement based on the data regarding the webpage of the requested type. The type of data regarding the webpage is one or more of an extract of the webpage, a summary of the webpage, a keyword relating to the webpage, a category of the webpage, meta data about or from the webpage, and a compression of the webpage.

Abstract: Various method for transmitting information from a first information provider to a second information provider via an information intermediary are disclosed. At a first point in time and at the information intermediary, first information from the first information provider is received. A plurality of different types of data regarding the first information are generated. The plurality of different types of data regarding the first information are associated with a unique identifier of the first information. At a second point in time and at the information intermediary, a token comprising the unique identifier of the first information and an identifier of the type of data regarding the first information is received. The data regarding the first information of the type indicated in the token is retrieved. At least part of the data regarding the first information of the type indicated in the token is transmitted to the second information provider.

Abstract: This invention relates to a method for transmitting information from a first information provider (100) to a second information provider (400) via an information intermediary (200), wherein the information intermediary (200): at a first point in time, receives (203) first information (500) from the first information provider (100); generates (204) data regarding the first information; at a second point in time, receives (210) a unique identifier (502) from the second information provider (400), the unique identifier (502) being uniquely associated with the first information (500); and transmits (213) the data regarding the first information to the second information provider (400).