1.06 Subject to the provisions set out below, this Agreement constitutes the entire agreement between the Parties with respect to the subject matter of the Contract and supersedes all prior agreements, understandings, negotiations and discussions, whether oral or written, of the Parties, and there is no other agreement between the Parties related to the subject matter of this Agreement, unless expressly stated there. Once the work has been completed by the lessor`s contractor, the lessor shall invoice the lessee for the costs of the works and rental agreements and undertakes to pay this amount to the lessor within fifteen (15) days of receipt of this declaration. The cost of labor includes, in addition to labor costs, overhead and incidental expenses, materials and equipment, authorization, consultants and all other similar taxes, as well as an administrative fee of 10% (10%) of the final costs of that work. . . .