Having looked at all the information, they calculated that "6.8% of the UK's land area is now classified as urban" (a definition that includes rural development and roads, by the way).

BBC: The great myth of urban Britain

Your business definition should be broad enough to encompass a wide variety of avenues for growth and product or service development.

FORBES: How To Grow Your Business

The online-ad industry has agreed to what amounts to a "Do Not Target" definition, which would still allow data to be collected for purposes such as market research and product development.

WSJ: FTC Urges Congress to Pass Digital-Privacy Law