Abstract: A method includes: creating a plurality of advertising accounts associated with an advertiser, each of the advertising accounts including multiple fields defining specifics of performing advertising on behalf of the advertiser and being individually accessible to the advertiser through a login procedure; grouping the plurality of advertising accounts in an account center associated with the advertiser that provides the advertiser access to the advertising accounts; providing, in the account center, an editing function for use in modifying any of the plurality of advertising accounts, the editing function identifying the multiple fields included in the advertising accounts associated with the advertiser; receiving a user input entered using the account center, the user input requesting a modification to at least two of the advertising accounts; modifying the at least two of the advertising accounts based at least in part on the user input; and storing the at least two modified advertising accounts.