```\n    function rebalance() override public {\n      uint256 ownval = getOwnValuation(); // it low enough to dive into if statement (see line below) \n      (uint256 USSDamount, uint256 DAIamount) = getSupplyProportion(); // (3000e6 USSD, 2000e18 DAI)\n      if (ownval < 1e6 - threshold) {\n        // peg-down recovery\n        BuyUSSDSellCollateral((USSDamount - DAIamount / 1e12)/2); //  500 * 1e6     = (3000e6 - 2000e18 / 1e12) / 2\n```\n