draft comprehensive plan code update september 2003 40 230 commercial business mixed use and industrial districts 030 employment center oc bp a purpose district is implemented by both office campus park zones to provide for wide range of opportunities the regulations are intended establish appropriate development performance standards developments sensitivity abutting sites within may not be less than five 5 acres in size shall like setting with uses subject high operational devoid nuisance factors hazards potentially parking or public facility demands applied areas designated refer section 040 6 1 zone provides professional services research corporate offices along accessory this pedestrian transit oriented while at same time providing adequate auto facilities chapter minimize presence