Systems and methods of measurement and modification of advertisements and content

A method comprising:

• receiving, at a measurement server, a content signal from a client device, wherein the content signal is associated with a content item presented by the client device, wherein the content signal identifies profile information associated with a user, and wherein the content signal identifies an event associated with presentation of the content item to the user;
• identifying a brand associated with the content item;
• and
• determining a brand lift associated with the brand based on the received content signal.

A method comprising:

• detecting, at a client device comprising a processor, an event associated with an advertisement presented by the client device;
• sending, from the client device to a measurement server, an advertisement measurement signal associated with the detected event;
• receiving, from the measurement server, information regarding performance of the advertisement;
• and
• initiating at least one action with respect to the advertisement in response to the information.

A method comprising:

• detecting, at a client device comprising a processor, an event associated with a content item presented by the client device;
• sending, from the client device to a measurement server, a content measurement signal associated with the detected event;
• receiving, from the measurement server, information regarding performance of the content item;
• and
• initiating at least one action with respect to the content item in response to the information.