[Class : 36] Real Estate Services.[Class : 37] Services Rendered By Contractors / Subcontractors / Promoters / Builders / Developers Of All Kinds Of Real Or Personal Estates To Purchase, Develop, Take On Lease, Give On Lease, Exchange, Construct, Maintain, Work, Buy, Sell Or Deal, Hire Or Otherwise Acquire, Whether For Investment Or Sale Lands, Buildings, Factories, Houses, Cottages, Shops, Warehouses And Properties Of All Kinds And To Provide For The Conveniences Commonly Provided In Flats, Suites, And Residential And Business Quarters, Services Rendered To Advance The Interest Of The Company And To Join With Any Other Person Or Company In Dealing With Build, Acquire, Construct, Alter, Develop, Maintain, Improve, Run, Enlarge, Pull Down, Remove, Replace, Work, Manage And Control Buildings, Offices Of All Kinds, Roads, Tramways, Railways, Branches Or Siding, Bridges, Reservoirs, Water Courses, Gas Works, Piers, Wharves, Airport, Aerodrome, Warehouses, Drainage, Sewage Works, Providing Cleaning Services.