Open the Binance APP -- Funds -- Contracts -- Today's Profit and Loss -- Funding Fees and Trading Fees, you can see your fees for the past year. For high-frequency contract traders and those with large positions, your fee expenses may exceed your principal in just one month.

So you must enable rebate, the fees that should be returned must be returned. If you don't enable the fee rebate, all the fees go to the market. By enabling the rebate, the fees will be returned to your own account, saving you at least a few hundred to a thousand US dollars in fees each month.

Invitation rebate code: 122931062