“1. Jet2.com and BAL will co-operate together and use their best endeavours to promote Jet2.com’s low cost services from BA and BAL will use all reasonable endeavours to provide a cost base that will facilitate Jet2.com’s low cost pricing. Jet2.com proposes…to base one B737-300 aircraft, or its equivalent, at BA from the commencement of the summer operating season,26 March 2006 , and to operate and build its fleet at BA in accordance with demand for an initial period of 15 years from the date of the first service by Jet2.com from BA and the terms set out in this Letter Agreement will, except as otherwise stated, apply for the 15 year period. … 2. In consideration of the investment that Jet2.com is making in offering such services from BA, BAL will make available the following pricing and other benefits to Jet2.com in relation to BA: (a) (i) BAL will levy airport charges on Jet2.com on the basis of the charging scheme as set out in Appendix A for the initial period of 15 years commencing on the date of Jet2.com’s first flight from BA. These charges include all BAL’s aircraft movement, handling and passenger charges to Jet2.com including landing, navigation, marshalling etc, parking, passenger facilities charges, passenger security charges, security, baggage x-ray and security screening, baggage handling, bussing, CUTE and check-in desk charges. For the avoidance of doubt, these charges do not include charges for the provision of labour for passenger check-in and boarding supervision as is typically provided by handling agents. (ii) In the event of increased terrorist activity resulting in further government-imposed security restrictions, BAL will reserve the right to pass on to Jet2.com any additional costs reasonably incurred by BAL. … 4. The terms set out in this Letter Agreement represent the whole agreement between BAL…and Jet2.com in relation to their subject matter and cannot be changed except by a written document signed by all such parties. 5. In the event of any inconsistency between the terms of this Letter Agreement and the BA Conditions of Use, the terms of this Letter Agreement shall prevail to the extent of that inconsistency. Nothing in this Letter Agreement is to affect the right of Jet2.com to receive from time to time whatever incentives or benefits are provided for in the Conditions of Use, to the extent in any event not provided to Jet2.com pursuant to the terms of this Letter Agreement.”