Condition-based, privacy-sensitive selection method of directing electronic, profile-based advertisements to selected internet websites

A computer system comprised of one or more computers, which computer system is a first computer system controlled by a first entity and is programmed and connected to automatically:

• (a) at a first time, triggered by a visit of a first visitor computerized device to a first website, cause a second computer system not controlled by the first entity, which second computer system controls advertising space on a plurality of second websites not controlled by the first entity at the first time, to electronically tag the first visitor computerized device, without transferring to the second computer system any profile information related to the first visitor computerized device, which tag is readable by computers operating under a domain of the second computer system and electronically marks the first visitor computerized device as a device of a visitor for which the first entity has profile information;
• (b) record, in a first profile associated with the first visitor computerized device maintained by the first computer system, profile information collected during the visit of the first visitor computerized device to the first website;
• (c) electronically transfer to the second computer system a condition specific to the first visitor computerized device for allowing delivery of an advertisement to the first visitor computerized device within advertising space controlled by the second computer system on one of the second websites;
• and
• (d) at a second time, later than the first time, upon receiving a redirection of the first visitor computerized device while the first visitor computerized device is visiting the one of the second websites, which redirection is received following the second computer system checking the condition and determining that the condition is met, cause a selected advertisement to be served to the first visitor computerized device, which advertisement is based on the profile information collected during the visit of the first visitor computerized device to the first website, which profile information is in the profile related to the first visitor computerized device maintained by the first computer system.

An article comprising a tangible medium that is not a transitory propagating signal having computer-readable instructions embodied thereon, which, when applied to a computer system comprised of one or more computers, which computer system is a first computer system controlled by a first entity, instruct the first computer system to automatically perform a method of directing electronic advertisements, the method comprising:

• (a) at a first time, triggered by a visit of a first visitor computerized device to a first website, causing a second computer system not controlled by the first entity, which second computer system controls advertising space on a plurality of second websites not controlled by the first entity at the first time, to electronically tag the first visitor computerized device, without transferring to the second computer system any profile information related to the first visitor computerized device, which tag is readable by computers operating under a domain of the second computer system and electronically marks the first visitor computerized device as a device of a visitor for which the first entity has profile information;
• (b) recording, in a first profile associated with the first visitor computerized device maintained by the first computer system, profile information collected during the visit of the first visitor computerized device to the first website;
• (c) electronically transferring to the second computer system a condition specific to the first visitor computerized device for allowing delivery of an advertisement to the first visitor computerized device within advertising space controlled by the second computer system on one of the second websites;
• and
• (d) at a second time, later than the first time, upon receiving a redirection of the first visitor computerized device while the first visitor computerized device is visiting the one of the second websites, which redirection is received following the second computer system checking the condition and determining that the condition is met, causing a selected advertisement to be served to the first visitor computerized device, which advertisement is based on the profile information collected during the visit of the first visitor computerized device to the first website, which profile information is in the profile related to the first visitor computerized device maintained by the first computer system.