; (B) a specific description of how each technology will contribute to the goal of evaluating the performance and identifying the effectiveness rate of U.S. Border Patrol agents and operations; and (C) a privacy evaluation of each technology, tool, or other device that examines their potential impact on border communities; (5) cost-effectiveness calculations for each technology, tool, or other device that will be deployed, including an analysis of the cost per mile of border surveillance; (6) a cost justification for each instance a more expensive technology, tool, or other device is recommended over a less expensive option in a given U.S. Border Patrol sector; and (7) performance measures that can be used to evaluate the effectiveness of each technology deployed and of U.S. Border Patrol operations in each sector. (c) Authorization of appropriations There are authorized to be appropriated such sums as may be necessary to implement this section. 2303. Independent oversight on privacy rights The Office of the Inspector General for the Department of Homeland Security shall conduct oversight to ensure that— (1) the technology used by U.S. Customs and Border Protection is— (A) effective in serving a legitimate agency purpose; (B) the least intrusive means of serving such purpose; and (C) cost effective; (2) guidelines are developed for using such technology to ensure appropriate limits on data collection, processing, sharing, and retention