A word behind the pile of goods

Business saying: all the goods are sold out, and the goods are sold in piles.

The goods are sold in the mountains, that is, the goods of the merchants are piled up and sold there like hills. Attract customers, attract customers through the great richness and fullness of goods, and stimulate customers' desire to buy. As consumers, we all feel that if there are many things and everyone buys them, there will be a psychological feeling that this commodity is trustworthy. In this way, this sales method is easily adopted by merchants, which is actually a kind of publicity advertisement and a means of promotion.