Classes covering the London & North London Area, Alexandra Park, Arnos Grove, Barnet, Brent, Battersea, Borehamwood, Brookmans Park, Broxbourne, City of London, City of Westminister, Crouch End, Cuffley, East Barnet, Edgware, Edmonton, Elstree, Enfield, Camden, Chelsea, Cockfosters, Finchley, Finsbury Park, Friern Barnet, Hampstead, Haringey, Holloway Road, Hornsey,  Islington, Kensington, Knightsbridge, Kilburn, Kings Cross, Mill Hill, Muswell Hill, Oakwood, Palmers Green, Potters Bar, Southgate, Southwark, Stratford, Stoke Newington, Tottenham, Tower Hamlets, Walthamstow, Winchmore Hill, Wood Green.