Data Sources 



Public records are extremely useful in locating pertinent information. Some common sources are listed below.  

City or County Recorder's Office

  • deeds
  • deed restrictions
  • mining claims
  • codes and ordinances
  • business ownership identification
  • partnership agreements, divorce decrees, and other documents affecting
  • ownership changes

Planning and Zoning Departments

  • zoning decisions
  • development and land use plans
  • subdivision information
  • annexation maps
  • lot splits and abandonments
  • variances in land use approved by zoning authorities
  • building permits
  • historic districts  

Engineering Departments

  • building permits
  • demolition permits
  • right-of-way easement records for public services and utilities  

Sale Tax Offices

  • sale/use tax permits


State Licensing Boards

  • licenses for service and professional activities  


State Land Office

  • leases of state land sale or trade of public land  


Private Data Sources

  • commercial cost manuals
  • economic data from local, state, or national sources
  • specific information about technical and market trends in particular industries
  • telephone and service directories
  • real estate, newspaper, and commercial organization data on the internet and more!