Advisory services relating to building; advisory services relating to the construction of buildings; advisory services relating to the maintenance of buildings; advisory services relating to the repair of buildings; building and construction services; building construction supervision; building consultancy services; building project management; cleaning of building sites; erection of pre-fabricated buildings; installation of fittings for buildings; interior refurbishment of buildings; painting and decorating of buildings; painting of buildings; providing information, including online, about building construction, and repair and installation services; provision of information in relation to building construction; carpentry services; tiling services; carpet laying; painting, interior and exterior; maintenance, installation and repair of electrical items and equipment; residential, commercial and industrial installation and repair of electrical and computer wiring and cabling; air conditioning apparatus installation and repair; burglar alarm installation; fire alarm installation; installation of blinds; installation of cable television systems; installation of data network apparatus; installation of doors and windows; installation of electrical apparatus; installation of fixtures and fittings for domestic premises; installation of kitchen appliances; installation of roofing; installation of security systems; installation of solar energy systems; telephone installation; television equipment installation and repair; site preparation; site clearance; plastering; plumbing