function placeBid(address _nftAddress, uint256 _tokenId, Auction memory _auction, uint256 _bid)
        external
        nonReentrant
        returns (Auction memory)
    {
        _placeBidChecks(_nftAddress, _tokenId, _auction, _bid);

        uint256 currentHighestBid = _auction.highestBid;
        // MIN_INCREMENT_BPS = 10000, _BPS = 500 , add 5%
        if (_bid == 0 || (currentHighestBid.mulDivDown(_BPS + MIN_INCREMENT_BPS, _BPS) >= _bid)) {
            revert MinBidError(_bid);
        }

        uint256 currentTime = block.timestamp;
        uint96 expiration = _auction.startTime + _auction.duration;
@>      uint96 withMargin = _auction.lastBidTime + _MIN_NO_ACTION_MARGIN;
        uint96 max = withMargin > expiration ? withMargin : expiration;
        if (max < currentTime && currentHighestBid > 0) {
            revert AuctionOverError(max);
        }
        .....
    }
function placeBid(.....){
+       require (_bid > MIN_BID);
}
