If the project is done in phases, no remnant parcels shall be created. Any land not proposed for development shall be designated and platted as open space. Furthermore, each phase adjacent to any dedicated open space areas, including parks, walking paths or otherwise, as shown on the approved concept plan shall be included with the proposed phase. Upon approval by the city council, a portion of any proposed open space may be dedicated with each phase or plat. (Ord. 2004-25, 8-11-2004, eff. 9-9-2004)