1. A method for displaying information in a browser over a network, wherein at least one network device performs actions, comprising: determining content-of-interest that is included in at least one web document based in part on a content profile, wherein the content profile corresponds to a source of the at least one web document and the content-of-interest includes at least contact information for an entity, and wherein the at least one web document is viewed by at least one user employing a plug-in for the browser; determining business information associated with the content-of-interest based on other information remotely located in a datastore, wherein the business information includes at least new contact information for customers and non-customers of a business; determining a performance value for the at least one user based the at least one user's percentage of converting non-customers into customers of the business; when the performance value for the at least one user exceeds a defined threshold, generating plugin information that is included in a plugin document based on the determined business information and the content-of-interest, wherein the plugin document is provided to the at least one user employing the plug-in for the browser; when the performance value for the at least one user is less than the defined threshold, excluding at least a highest quality portion of the business information from the plugin document that is provided to the at least one user; modifying the at least one web document based on the determined business information and the content-of interest, wherein at least a portion of the at least one modified web document corresponds to the content-of-interest; and providing the at least one modified web document and the plugin document for display in the browser, wherein the at least one user is enabled to perform at least one action related to the determined business information.