12. A method for an advertising campaign management system, the method comprising: in association with stored account information, storing data defining a plurality of advertisements associated with an advertiser, the plurality of advertisements being linked together as at least one category, according to a grouping indication received from the advertiser; producing a user interface for a computer display device showing the account information along with the associated advertisements for a category when the account information is accessed by the advertiser, wherein the user interface includes a quick-fill button to simultaneously set a category for a plurality of displayed advertisements; enabling the advertiser to simultaneously create a plurality of new advertisements through a sub-page of the user interface and to categorize the plurality of new advertisements into at least one category with the quick-fill button, which operates commonly on the plurality of new advertisements when selected; enabling the advertiser to view a plurality of advertisements across one or more categories; and enabling the advertiser to perform filtered searches of the plurality of advertisements based on at least one attribute of the advertisement data.
12. A method for an advertising campaign management system, the method comprising: in association with stored account information, storing data defining a plurality of advertisements associated with an advertiser, the plurality of advertisements being linked together as at least one category, according to a grouping indication received from the advertiser; producing a user interface for a computer display device showing the account information along with the associated advertisements for a category when the account information is accessed by the advertiser, wherein the user interface includes a quick-fill button to simultaneously set a category for a plurality of displayed advertisements; enabling the advertiser to simultaneously create a plurality of new advertisements through a sub-page of the user interface and to categorize the plurality of new advertisements into at least one category with the quick-fill button, which operates commonly on the plurality of new advertisements when selected; enabling the advertiser to view a plurality of advertisements across one or more categories; and enabling the advertiser to perform filtered searches of the plurality of advertisements based on at least one attribute of the advertisement data. 13. The method of claim 12 further comprising: enabling the advertiser to simultaneously commonly modify one or more advertisements that are the results of a filtered search.