1. A method for an advertising campaign management system, the method comprising: storing account information for one or more advertisers; in association with account information, storing data defining a plurality of advertisements associated with an advertiser, the data being linked together as an advertising group, to include at least one advertisement category, according to a grouping indication received from the advertiser; producing a display for a computer display device showing the account information along with the associated data for the advertising group when the account information is accessed by the advertiser, wherein the display includes a quick-fill button to simultaneously set a category for a plurality of displayed advertisements; and enabling the advertiser to simultaneously modify a plurality of advertisements, to include simultaneously setting a category for the plurality of advertisements with the quick-fill button, wherein submission of a modification through the display operates commonly on the plurality of advertisements in response to information received from the advertiser.
7. The method of claim 1 further comprising: calculating performance metrics for the advertising group; and producing a display showing a statistics view based on the calculated performance metrics.