Gbp/usd - 1.5855 ... U.K. Halifax house price survey showed house prices rose by 0.6% m/m n 3.6% 3m y/y in January respectively as expected. The British pound weakened in tandem with euro due to dlr's strength elsewhere n poised to re-test key technical support at 1.5832 (Dec 09' low), below wud trigger stops at 1.5830 n bring swift fall to 1.5800, however, demand fm st spec. at 1.5780-00 is likely to limit cable's downside ahead of BOE rate decision at 12:00GMT. On the upside, offers by European names are tipped at 1.5875 n 1.5900.