implement projects to demonstrate how a comprehensive approach to serving homeless youth, age 24 and under, in up to 25 communities with a priority for communities with substantial rural populations in up to eight locations, can dramatically reduce youth homelessness: Provided further , That of the amount made available under the previous proviso, up to $5,000,000 shall be available to provide technical assistance on youth homelessness, and collection, analysis, and reporting of data and performance measures under the comprehensive approaches to serve homeless youth, in addition to and in coordination with other technical assistance funds provided under this title: Provided further , That amounts made available for the Continuum of Care program under this heading in this and prior Acts may be used to competitively or non-competitively renew or replace grants for youth homeless demonstration projects under the Continuum of Care program, notwithstanding any conflict with the requirements of the Continuum of Care program: Provided further , That youth aged 24 and under seeking assistance under this heading shall not be required to provide third party documentation to establish their eligibility under 42 U.S.C. 11302(a) or (b) to receive services: Provided further , That unaccompanied youth aged 24 and under or families headed by youth aged 24 and under who are living in unsafe situations may be served by youth-serving providers funded under this heading: Provided further , That persons eligible under section 103(a)(5) of the McKinney-Vento Homeless Assistance Act may be served by any project funded under this heading to provide both transitional housing and rapid re-housing: Provided further , That when awarding funds under the Continuum of Care program, the Secretary shall not deviate from the FY 2018 Notice of Funding Availability with respect to the tier 2 funding process, the Continuum of Care application scoring, and for new projects, the project quality threshold requirements, except as otherwise provided