definiens: means the actual amounts invoiced by [COMPANY] andlor its Affiliates for the Sale of Licensed Products to a Third Party purchaser without deduction of any commission paid to a Third Party purchaser but less the following deductions to the extent that such amounts are actually allowed or incurred with respect to such Sales : ( a ) freight, packaging and insurance costs incurred in transporting the Licensed Product to such customers ; ( b ) quantity, cash and other trade discounts or rebates actually allowed and taken, including without limitation, discounts or rebates granted to managed health care organizations, or as mandated by any governmental agency or branch thereof in the Licensed Territory ; ( c ) customs, duty, sales and other similar taxes ; ( d ) governmental charges incurred in connection with the exportation or importation of such Licensed Products ; ( e ) amounts repaid or credited by reason of rejections, return of goods, recalls or retroactive price reductions and ( f ) amounts written off in accordance with GAAP as uncollectable debts from the purchasers, not to exceed 4 % of Net Sales in any particular royalty period, and provided, however that if such amounts so written off are later collected by [COMPANY] andlor its Mfiliates, then such amounts shall be deemed and [COMPANY] shall pay Institutions the applicable royalty on Net Sales in accordance with Sections 3.2 and 3.3 . In any event, [COMPANY] will use reasonable efforts to collect debts from its purchasers of Licensed Products . Sales of Licensed Products or granting of sublicenses by [COMPANY] and its Affiliates to Third Parties shall be on an and on a bona fide basis for the purpose of maximizing revenue