The Advance Block is a bearish reversal pattern represented by three candles. During an upward trend, the three candles have progressively shorter bodies, while the wick of the candle becomes progressively longer with every candle. The last candle has a short body and a long wick, having the shape of an Inverted Hammer. The Advance Block represents how the bears slowly take over an upward trend to initiate new falls. Shorter bodies and longer upper wicks are a sign of a significant increase in the supply. A supply force that is stopping and pushing down the price. This pattern appears when a positive trend is fading and very likely evolving into a new downward trend. Therefore, can be very practical to generate sell signals many trading strategies.