The M3 district is established to provide for pedestrian-friendly areas of medium- to higher-density residential development and compatible nonresidential uses such as lodging, offices, supporting commercial and service uses, other civic and community uses, and incidental or accessory uses. Development shall be at a walkable scale that is compatible with surrounding residential neighborhoods. The district is intended to allow for a greater vertical and/or horizontal mix of uses and is appropriate near primary and secondary activity centers.