; and (B) by adding at the end the following: (5) Of the amount identified pursuant to subsection (f)(3), 50 percent shall be made available without fiscal year limitation to install additional physical barriers and roads (including the removal of obstacles to detection of illegal entrants) in the vicinity of the United States border to deter illegal crossings in areas of high illegal entry into the United States. . 6. Use of bond proceeds (a) Improving data analytics The Secretary of Homeland Security, in consultation with the Executive Associate Director for Homeland Security Investigations and the Chief, U.S. Border Patrol, may use proceeds from Secure America Bonds— (1) to improve the use of data and advanced analytics to target drugs entering the United States, bulk cash smugglers, and trade-based money laundering; (2) to prioritize the use of big data to enhance the analysis of information that may lead to an increase in drug seizures near the border, the interdiction of smuggled bulk cash, and the identification of invoice misrepresentation that leads to trade-based money laundering; (3) to increase the technological capacity to gather and develop information about persons, events, and cargo of interest; (4) to integrate data with analytical tools capable of— (A) detecting trends, patterns, and emerging threats; and (B) identifying non-obvious relationships between persons, events, and cargo to generate the necessary tools to increase seizures; and (5) to procure technology for advanced analytics to target drugs coming into the United States, bulk cash smuggling, and trade-based money laundering. (b) Physical barriers The Secretary of Homeland Security, in consultation with the Chief, U.S. Border Patrol, may use proceeds from Secure America Bonds— (1) to achieve situational awareness and operational control of the southwest border by using terrain, barriers, and technological and human resources to force smugglers to use certain routes and border crossings