A commercial lease is a contract used by property owners and owners to lease all or part of a commercial building to a tenant who will use it for commercial purposes. Commercial buildings include office buildings, retail spaces, restaurants, industrial warehouses, hotels, land and apartment buildings. ". Commercial leases are more complex than a contract of sale or sale, because a lease agreement establishes a relationship – not a single event. Six secrets for negotiating commercial leases Of all the types of rentals available to landlords, commercial leases are by far the most complex and require the most negotiations. Historically, negotiation is in favor of the lessor/owner of the property, because they are the ones who design the initial contract. In the event of any ambiguity or intent or interpretation, the English version of this Agreement shall prevail and this Agreement shall be construed as if it was designed by both Parties and there shall be no presumption or burden of proof that favours or favours either Party by virtue of the authorship of any provision of this Agreement. This Agreement and the annex hereto (which is expressly incorporated therein by this reference) contain the complete and complete agreement between the Parties concerning the subject matter of this Agreement. . . .