9. The method of claim 8 , wherein creating the rule further comprises including a period dimension in the rule.
8. A computer-implemented method of converting a local business model in a spreadsheet into a network-based business model comprising: opening the spreadsheet on a computer of a network; associating the spreadsheet with an entity on the network, the entity having an entity identifier that can be used to tag at least one data containing cell of a spreadsheet to that entity, the associating with the entity thereby limiting tags which can be used to tag data within the spreadsheet; creating a rule for at least one cell of the spreadsheet, the rule comprising associating the data contents of at least one cell of the spreadsheet with at least both an entity dimension tag and a metric dimension tag; mapping the spreadsheet onto the network; and initiating a workflow operation for the spreadsheet which will cause a computer on the network to extract and save information from the spreadsheet on shared network storage based upon dimension tags within the spreadsheet such that, (a) if the contents of the cell is a number, the number and the at least two dimensions associated with the cell will be stored on the shared network storage, and (b) if the contents of the cell is an expression, a result of evaluating the expression, will be stored on the shared network storage along with the at least two dimensions associated with the cell.