Being contained by 1.6298 resistance, GBPUSD moved sideways in a range between 1.5962 and 1.6277 for several days. As long as 1.5962 support holds, uptrend from 1.5344 could be expected to resume and further rise to 1.5700 is possible. However, a breakdown below 1.5962 will indicate that the rise from 1.5344 had completed at 1.6277 already, then another fall towards 1.5296 support could be seen.
For long term analysis, GBPUSD is uptrend from 1.4230, as long as 1.5296 key support holds, one more rise towards 1.8000 is still possible.