Short $DOGE. Do it when you are bearish about $DOGE. Basic logic is to borrow $DOEG and sell it for stables when the price goes up and when buy it back to repay the loan when the price is low.
To short $DOGE, the first thing you should do is go to the Margin page.
Borrow $DOGE from Lever with up to 3X leverage.
Use the borrowed $DOGE to buy BUSD.
Click the button Short $DOGE and pay the gas fee.