GBP/USD is facing trend line resistance around 1.5500 (trend line joining 1.5818 and 1.5658) and nay break above confirms major trend reversal, a jump till 1.5580/1.5600/1.5650 is possible.
On the downside minor support is around 1.5450 and break below targets 1.5400/1.5380.
Overall bullish invalidation only below 1.5320 level.
It is good to buy only above 1.5500 with SL around 1.5450 for the TP of 1.5580/1.5600