SFA #1: Amends the Reimagine Public Safety Act. Refers to violence prevention organizations and violence prevention professionals (rather than qualified violence prevention organizations and qualified violence prevention professionals). Makes references to juvenile justice authorities in conjunction with criminal justice authorities. Provides that the Office of Firearm Violence Prevention is established within the Department of Human Services on or before January 1, 2022 (rather than September 1, 2021). Provides that the Department and the Office (rather than only the Office) shall have grant making, operational, and procurement authority to distribute funds to entities necessary to execute the functions established in the Act. Requires the Office to determine the 10 (rather than 17) most violent neighborhoods for specified municipalities. Provides that the office shall identify an additional 7 neighborhoods for specified municipalities and shall have the authority to consider adding up to 5 additional neighborhoods or clusters of contiguous neighborhoods. Provides that the Office may, subject to appropriation, identify up to 5 additional neighborhoods, municipalities, contiguous geographic areas, or other local government-identified boundary areas to receive funding under the Act. Requires the data analysis to identify new eligible recipients to be updated to reflect eligibility based on the most recently available 5 full years of data no more than once every 3 years. Provides that the Office may establish grant award ranges to ensure grants will have the potential to reduce violence in each neighborhood. Removes language providing that fees negotiated for approved technical assistance and training providers shall not exceed 10% of awarded grant funds to a youth development services organization. Makes other changes. Effective immediately.