anchor.diff:  320B,Commercial Services,Credit Agency (other than banks)
   320C,Commercial Services,Collection Agency
   330,Commercial Services,Storage and Warehousing
  -340,Commercial Services,"Retail, Alterations, Service Maintainence"
  +340,Commercial Services,"Retail, Alterations, Service Maintenance "
   340A,Commercial Services,Shoe
   340B,Commercial Services,Clothing/Tailor
   340C,Commercial Services,Appliance
   340,Commercial Services,Boat
  -340E,Commercial Services,Equipment and Machine (includes TV and Stero)
  +340E,Commercial Services,Equipment and Machine (includes TV and Stereo)
   340,Commercial Services,Misc.
   350,Commercial Services,Automobile Services and Repair
  -350A,Commercial Services,Gas Station w. or w/our repair
  -350B,Commercial Services,Gas Station w/ or w/out rpail and w/Mini market
  +350A,Commercial Services,Gas Station w. or w/out repair
  +350B,Commercial Services,Gas Station w/ or w/out repair and w/Mini market
   350C,Commercial Services,"Vehicle repair, tires, stereo, body, lube, tune, oil, wheels"
   350,Commercial Services,Car Wash
   360,Commercial Services,Rental Service
   360A,Commercial Services,Equipment / Leasing
  -360B,Commercial Services,Video/Electronic/Telephone Components and Equipment
  +360B,Commercial Services,Video / Electronic / Telephone Components and Equipment
   360C,Commercial Services,Auto
  -260,Commercial Services,Commericl Industrial Space Leasing
  +260,Commercial Services,Commerical Industrial Space Leasing
   400,Offices,Professional Office
   400A,Offices,Architecture
   400B,Offices,Engineering
  
positive.code: 420A,Offices,"Holding, Investment, Security, Commodity Brokerage Service"
  420B,Offices,Real Estate
  420C,Offices,"Combines Real Estate, Insurance Carriers, ect. "
  420,Offices,Title Compnet and Escrow Service
  420E,Offices,"Insurance Carriers, Agents, Brokers, Services"
  500,Public Facilities (Community and Institutional),Church/ Religious Purposes
  510,Public Facilities (Community and Institutional),Educational (includes public/private)
  510A,Public Facilities (Community and Institutional),Preschool/ Childcare
  510B,Public Facilities (Community and Institutional),Elementary School
  510C,Public Facilities (Community and Institutional),r. High / Middle School
  510,Public Facilities (Community and Institutional),High Shool
  510E,Public Facilities (Community and Institutional),College / University
  510,Public Facilities (Community and Institutional),Professional/ Trade School
  520,Public Facilities (Community and Institutional),Health Care
  520A,Public Facilities (Community and Institutional),Hospital/ Clinic
  530,Public Facilities (Community and Institutional),Government and Public Agencies
  530A,Public Facilities (Community and Institutional),Federal (includes PostOffice)
  530B,Public Facilities (Community and Institutional),State
  530C,Public Facilities (Community and Institutional),County
  530,Public Facilities (Community and Institutional),City (does not inlude libraries or the wharf)
  540,Public Facilities (Community and Institutional),Utility and Resources
  540A,Public Facilities (Community and Institutional),Gas/ Electric
  540B,Public Facilities (Community and Institutional),Water
  540C,Public Facilities (Community and Institutional),Sanitation
  540,Public Facilities (Community and Institutional),"Flood Cotnrol, Erosion"
  550,Public Facilities (Community and Institutional),Communication and Information Services
  550A,Public Facilities (Community and Institutional),Radio/ TV
  550B,Public Facilities (Community and Institutional),Phone
  550C,Public Facilities (Community and Institutional),Telegraph
  550,Public Facilities (Community and Institutional),"Newspaper publication, print, write"
  
negative.code: 220,Trade (Wholesale and Retail),Retail (Building Materials / Garden Supplies)
  220A,Trade (Wholesale and Retail),Hardware/Building Materials except lumber
  220B,Trade (Wholesale and Retail),Lumberyard
  220C,Trade (Wholesale and Retail),Air Conditioning / Heating / Plumbing / Electrical
  200,Trade (Wholesale and Retail),Paint / Glass / Wallpaper
  220E,Trade (Wholesale and Retail),Solar Equipment and Supply
  220,Trade (Wholesale and Retail),Nursery - Flower and Stock
  