1. An online advertisement system, the system comprising: an advertisement campaign management system configured to store advertisement campaign information for a plurality of advertisers, respective advertisement campaign information being organized by a respective advertiser into at least one advertising campaign, the at least one advertising campaign being organized into at least two ad groups, at least one of the ad groups being organized into a plurality of advertising tactics including search result listings, banner advertisements and content match, the at least one of the ad groups including at least two advertisements, each of the at least two advertisements being a part of a respective advertising tactic, wherein each ad group includes respective ad group parameters and each of the at least two advertisements includes respective ad parameters, each ad group organized so that changes made to the respective ad group parameters of a selected ad group will apply to the respective ad parameters of all advertisements in the selected ad group; a web interface in data communication with the advertisement campaign management system and configured to receive advertiser inputs from the respective advertiser, the advertiser inputs including display-defining inputs specifying filters to be applied to the advertisement campaign information for presentation to the advertiser of a visual report on the advertisement campaign, the display-defining inputs specifying filters that control display of information based on advertiser selections of advertising campaign, ad group and advertising tactic to produce filtered advertisement campaign information, and the web interface further being configured to provide the visual report including the filtered advertisement campaign information to the advertiser based on the received display-defining inputs; a campaign data store configured to store advertisement campaign account data; and a reporting system in data communication with the campaign data store and the web interface to produce the visual report about performance of the advertisement campaign and provide the visual report to the web interface, the visual report being based on the organization of the advertisement campaign information into the at least one advertising campaign, the at least two ad groups and the plurality of advertising tactics.