These Development Regulations govern all future private development actions in the Downtown Subarea, forming Chapter 12.64 of the Bothell Municipal Code, with some references to citywide regulations in BMC Title 12, Zoning, and other relevant parts of the Code. These design requirements and guidelines will be used to evaluate private development projects or improvement plans proposed for properties within the Plan Area. This section explains how the development regulations are applied and used. The subsequent six sections, 12.64.100 - 12.64.600, present the regulations themselves as follows: 12.64.100 District Requirements, 12.64.200 Site Development Regulations, 12.64.300 Street, Surface Water Management and Open Space Regulations, 12.64.400 Parking Regulations, 12.64.500 Architectural Regulations, and 12.64.600 Signage Regulations.