; (C) the identification of strategies to achieve the goals formulated under subparagraphs (A) and (B)— (i) through investments in physical measures to increase water efficiency and reduce water consumption; (ii) by encouraging water conservation practices by— (I) the population served by the eligible entity; and (II) the suppliers of water and sanitation services operating within the jurisdiction of the eligible entity; and (iii) by collecting any revenues that may be required to support the implementation of those strategies through fair and transparent mechanisms that encourage efficient water use and support the affordability of water and sanitation services for low-income households; (D) the development of methods to measure progress in achieving the goals formulated under subparagraphs (A) and (B); (E) the development and publication of annual reports, made available to the population served by the eligible entity, describing— (i) the goals formulated under subparagraphs (A) and (B) and the strategies identified under subparagraph (C); and (ii) the progress made in achieving those goals and strategies during the preceding calendar year; and (F) any other activities appropriate to implement the strategy described in paragraph (1); (3) conducting residential and commercial building water audits; (4) conducting water loss audits of public water distribution systems, securing validation of the audit reports, and conducting component analyses of any leaks and losses described in an audit report; (5) establishing a financial incentive program for water efficiency improvements; (6) providing grants to nonprofit organizations, governmental agencies, and Tribal governments for the purpose of performing water efficiency upgrades that result in quantifiable savings