GBP/USD is moving sideways close to the support at 1.6003 (07/12/2012 low). A break of the resistance at 1.6129 (08/01/2013 high) is needed to negate the bearish bias implied by January's sharp decline.
GBP/USD is moving in a long-term horizontal range defined by the strong support at 1.5235 (13/01/2012 low) and the strong resistance at 1.6302 (30/04/2012 high). A key support area is given by 1.5829 (15/11/2012 low) and 1.5755 (28/08/2012 low).