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Yeah no problem. It’s crazy when it happens. They are forced to sell to pay back the loan. Always gotta watch the margin lol

How does one buy the yellow selling order?
every time i see one, there are buying orders in place for the specified price, but its not precessed for some reason..

You can not buy it directly. You can buy only in case when there are not enough funds for the specified price in the market. If the price goes down lower then this collateral is left behind.