5 23-4843 Major Modification to a Major Development Plan - 638 United Street (RE# 00036600-000000) - A request for a major modification to a major development plan approval for the development of four market rate residential units with a landscape waiver for a non-complying landscape buffer and on property located within the Historic Residential / Office (HRO) Zoning District with a proposed affordable work force housing linkage project located at 3228 Flagler Avenue pursuant to Chapter 108, Section 108-91, and Article III through IX; Chapter 122, Article IV, Division 10; and Chapter 122, Article V, Division 10 of the Land Development Regulations of the Code of Ordinances of the City of Key West, Florida.