1. A method, comprising: receiving, at a user device, first instructions that cause the user device to render a resource that includes a first parameter value of a first parameter and display the first resource; receiving, at the user device, second instructions at the user device cause the user device to display an action trigger prompt that is rendered with the resource and in an initial state, and wherein the action trigger prompt is rendered to augment the resource with additional content not provided by rendering of the resource according to the first instructions, and the second instructions are provided by a third party that is separate from the provider of the resource, and the user device displays and action trigger menu in response to a selection of the action trigger prompt by a user; and receiving, at the user device, a selection of the action trigger prompt, and in response: displaying an action trigger menu that includes an input for a user defined event; receiving an input of a first parameter of the user defined event in the action trigger menu; and receiving a value input for the first parameter of the user defined event.