a shared lobby. Notably found on Tyneside, North Eastern England. Quadplex (American English), Four-flat (British English) - a building similar to a three-flat except there are four flats. In some cases, the arrangement of apartments may be different and the lot size may be larger than that of a regular house. Tong Lau(唐樓 / 騎樓): a type of shophouse found in southern China and old parts of Hong Kong. It has shops on the first floor, no basement, no garage and about 3-4 floors. It had to be short for the Tong Laus in Hong Kong is very close to the old Kai Tak airport, but it is now a cruise terminal and newer and higher buildings have sprung up there. The government has also been destroying the old Tong Laus and rebuilding. "Toothpick Apartments": a type of apartment about 10-20 stories high and usually has one flat on each story. It is very thin, and surrounded by many other shorter buildings (Tong Lau), therefore nicknamed "Toothpick Apartments". They exist in Hong Kong, and are mostly private apartments. They have about 1-3 levels of car parks. Unit: a type of Medium-density housing found in Australia and New Zealand. Vatara: a housing complex, mainly found in urban Karnataka, India, similar to an apartment complex, but with mostly two stories and homes in a row on each floor. See also Cohousing References Planned residential developments House types