anchor.diff:  300A,Commercial Services,Hotel / Motel
   300B,Commercial Services,Motel/ Winter SRO
   300C,Commercial Services,Bed and Breakfast
  -310,Commercial Services,Professional / Personal Service
  +310D,Commercial Services,Professional / Personal Service
   310A,Commercial Services,Delivery (includes FedEx UPS)
   310B,Commercial Services,Landscaping / Gardening
   310C,Commercial Services,Printing
  -310,Commercial Services,Photography
  +310D,Commercial Services,Photography
   310E,Commercial Services,Contractor / Building / Development / Remodel
  -310,Commercial Services,Travel Agency
  +310F,Commercial Services,Travel Agency
   310G,Commercial Services,Drycleaning / Laundry
   310H,Commercial Services,Beauty Salon / Haircutting
   310I,Commercial Services,Burial / Mortuary / Cemetary/ Mausoluem
  
positive.code: 830A,Residential,4 unit multi-family
  830B,Residential,4 unit condo
  830C,Residential,5-9 unit Multi-family
  830,Residential,5-9 unit condo
  840,Residential,Multi-family (10+ units)
  840A,Residential,10+ units Multi-family
  840B,Residential,10+ units condo
  
negative.code: 210A,Trade (Wholesale and Retail),Building Materials
  210B,Trade (Wholesale and Retail),Industrial Supplies
  210C,Trade (Wholesale and Retail),Lumber and Construction Materials
  210D,Trade (Wholesale and Retail),Nursery Products and related
  210E,Trade (Wholesale and Retail),Paper Products and related
  210F,Trade (Wholesale and Retail),Special Equipment / Machine Supply
  210G,Trade (Wholesale and Retail),Software
  210H,Trade (Wholesale and Retail),Misc. Wholesale Trade
  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
  200D,Trade (Wholesale and Retail),Paint / Glass / Wallpaper
  220E,Trade (Wholesale and Retail),Solar Equipment and Supply
  220F,Trade (Wholesale and Retail),Nursery - Flower and Stock
  220G,Trade (Wholesale and Retail),Nursery - Garden and Supply
  230,Trade (Wholesale and Retail),Retail (General Merchandise)
  230A,Trade (Wholesale and Retail),Department Store
  