Greater London is often referred to as "the City" or "the Square Mile" and it forms the main financial district. Archaically, the urbanised area of London was known as the Metropolis. In common usage, the terms "London" and "Greater London" are usually used interchangeably. Greater London is officially divided for some purposes, with varying definitions, into Inner London and Outer London. For some strategic planning purposes it is divided into five sub-regions. Greater London is under the strategic local governance of the Greater London Authority (GLA). It consists of an elected assembly, the London Assembly, and an executive head, the Mayor of
City Academy, London and corporate entertainment. Over the last three years the company's clients have included Pfizer, British Airways, McGraw Hill Financial, Regent Street Association, Expedia, Nike, University College London, Hilton Worldwide, Salesforce, Fitness First and Shell. City Academy, London City Academy is an adult creative and performing arts academy, offering daytime, evening and weekend courses in dance, drama, singing, writing, filmmaking, photography, art, design, life skills, & business training in venues across Central London. City Academy was founded in 2006 and officially launched at the Old Prudential Building in Holborn. At the launch, filmed by Channel 4 as part of its 4Talent