19. At least one non-transitory computer-readable medium storing computer-readable instructions that, when executed by one or more computing devices, cause at least one of the one or more computing devices to: apply an extractor pattern to a computer-readable data source, wherein the extractor pattern is generated based at least in part on a prior identification of data of interest and wherein the extractor pattern includes one or more regular expressions which are configured to identify additional data of interest in the computer-readable data source; retrieve the additional data of interest from the computer-readable data source using the one or more regular expressions; and store the additional data of interest in a data storage device.
19. At least one non-transitory computer-readable medium storing computer-readable instructions that, when executed by one or more computing devices, cause at least one of the one or more computing devices to: apply an extractor pattern to a computer-readable data source, wherein the extractor pattern is generated based at least in part on a prior identification of data of interest and wherein the extractor pattern includes one or more regular expressions which are configured to identify additional data of interest in the computer-readable data source; retrieve the additional data of interest from the computer-readable data source using the one or more regular expressions; and store the additional data of interest in a data storage device. 21. The at least one non-transitory computer-readable medium of claim 19 , wherein the computer-readable data source is part of a web site.