Operation Clean Halls started in Manhattan in the 1990s, when crime was at an all-time high and some private building owners felt overwhelmed with wrongdoing inside their properties.

WSJ: NYPD program patrols inside private buildings

As their clients jetted off to ski chalets and beachfront properties, lawyers left to do the paperwork felt like Cinderella.

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It has grown faster inside the United States than outside it, even though the biggest impact of the new technology may well be felt when consumers learn to use the border-hopping properties of the Internet to shop all round the world.

ECONOMIST: When companies connect

The Warped Tour was one of the first music properties to have a website, but founder Kevin Lyman felt the tour site, over time, had become a bit stagnant and wanted to deliver something truly immersive.

FORBES: Moving Beyond Social: Emotional Media To Power The Warped Tour

Sir Graham Watson, the Liberal Democrat MEP for South West England, said many local people felt the only way forward was to seek compulsory purchase orders for the properties along the route and to expand the road.

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