improve matchmaking by using rules or technology. 15 million people in the UK are currently estimated to be single. 71 Worldwide edit Dating customs and habits vary considerably throughout the world. "Lebanon News: A 'Stray Bullet' lands in Cairo". 68 One advisor suggested: Don't leave drinks unattended; have an exit plan if things go badly; and ask a friend to call you on your cell phone an hour into the date to ask how it's going. 93 There have been reports of scams involving get-rich-quick schemes; a forty-year-old migrant worker was one of a thousand seduced by an advertisement which read "Rich woman willing to pay 3 million yuan for sperm donor" but the worker was cheated out of his savings. 126 Board games edit Mystery Date is a board game from the Milton Bradley Company, originally released in 1965 and reissued in 1970, 1999, and in 2005, whose object is to be ready for a date by acquiring three matching color-coded cards to assemble. 5ft 10 is actually 5ft 7 and a half. It was perfectly acceptable to juggle 10 potential partners or more while weighing up their relative attributes.