Sell on short term, it will goes more further down if break neck line, perhaps into level 85.0.
In W1 chart below, GBPUSD in build momentum for morning star candlestick pattern. I expect in H1 for retracement on Fibo level 0.618 or 0.382 for go up. If there's good candlestick pattern or pullback movement on that level I will go in.