1. A system for collecting and processing data over a communications network, comprising: a processor based web server comprising: a plurality of plugins stored in the server, each configured to retrieve unstructured data from a data source on behalf of a plurality of users over the communications network and to convert the unstructured data by parsing the unstructured data into structured data comprising historical data, updated data and analytical graphical representation of said data; an activation module for receiving each user's selection of one or more data items, each data item relating to a subject matter to be monitored from a client device associated with said each user over said communications network; and a data mining marshaller (DMM) module for associating a plugin to each data item selected by said plurality of users, associating the plugin to an associated data source, associating the plugin to each user who have selected a similar data item to be monitored, and managing each plugin to retrieve the unstructured data from the associated data source to enable multiple users to share the structured data based on shared interest in similar subject matter; and a database to store the structured data received from said plurality of plugins.