1. A computerized appliance for controlling display, manipulation, and transaction parameters of aggregated data compiled from a plurality of data sources including a suite of software modules installed on and executing from a digital memory of the computer appliance, the suite comprising the following software modules: a calendar software module having at least one display interface for viewing and manipulation of time and date-sensitive calendar data; a transaction software module having at least one display interface for viewing and manipulation of financially oriented account data; a portfolio tracking software module having at least one display interface for viewing and manipulation of investment oriented account data; a net-worth reporting software module having at least one display interface for displaying a solution-oriented net-worth report compiled from the account data; a bill-payment software module having at least one display interface for viewing of current billing data; and an account-alert software module having at least one display interface for reporting time and event sensitive account alerts related to changes in account data due to occurring events or pre-configured time parameters; wherein the data manipulated and displayed by the software modules is data retrieved from external business Web sites on a data-packet-network where an individual user holds accounts requiring at least the individual's user name and password to access the data, and the software modules are selectively interlinked and enabled to communicate with other modules exchanging data in such a way that the data incorporated in the software modules may be affected by actions performed in the other related modules, and the user is enabled to navigate and conduct transactions and reporting between the modules via the single user interface.