1. A focused crawler system comprising: a user interface module configured to assist a user in defining a set of states and a set of transitions, each transition of the set of transitions linking two states of the set of states, the set of states and the set of transitions defining a path to a target state, each state of the set of states being a web page, each transition of the set of transitions defining an interaction with an interactive element; a navigation instruction generation module configured to generate navigation instructions based on the set of states and the set of transitions; a focused crawler module configured to navigate to the target state based on the navigation instructions; and a scraper module configured to copy information from the target state in response to the focused crawler module navigating to the target state.