1. A method for managing proposal related tasks and data for an entity, the proposal related tasks including one or more tasks for managing a proposal lifecycle, the proposal related data including data stored in one or more data repositories derived from one or more past, present, and/or anticipated proposal opportunities, the method comprising: developing business strategies for a proposal using the data in the data repositories, wherein the business strategies provide information about whether to pursue the proposal; managing execution of the proposal when the proposal is pursued, wherein managing execution of the proposal includes using the data in the data repositories to develop the proposal; and controlling proposal delivery when the proposal is won, wherein controlling proposal delivery includes interacting with the data in the data repositories and coordinating one or more areas for the entity, wherein the data in the data repositories is automatically updated to reflect changes that occur during the developing, managing, and controlling steps.