definiens: means ( a ) Liens for Taxes, assessments or similar charges incurred in the ordinarycourse of business consistent with past practice that are not yet due and payable, to the extent reserved on the AuditedConsolidated Financial Statements or reflected in the Net Cash ; ( b ) Liens of mechanics, materialmen, warehousemen or otherlike Liens securing obligations which are incurred in the ordinary course of business consistent with past practice and whichdo not in the aggregate materially detract from the value of the related Assets or properties or materially impair the use thereofin the operation of such business ; and ( c ) similar Liens and encumbrances which are incurred in the ordinary course ofbusiness consistent with past practice and which do not in the aggregate materially detract from the value of the related Assetsor properties or materially impair the use thereof in the operation of such business