11.1 Subject to clause 11.2, each party undertakes to co-operate in good faith with the other parties to facilitate the proper performance of this Agreement and in particular each party shall:
11.1.1 use all reasonable endeavours to avoid unnecessary disputes and claims against the other parties;
11.1.2 not unnecessarily interfere with the rights of the other parties and their Related Parties, agents, representatives or subcontractors in performing their obligations under this Agreement or the [Development and] School Agreement nor in any other way hinder or prevent such other party from performing those obligations; and
11.1.3 assist the other parties and their Related Parties in performing their obligations so far as is reasonably practicable.
11.2 Nothing in clause 11.1 shall:
11.2.1 interfere with the right of any party to lawfully arrange its affairs in whatever manner it considers fit in order to perform its obligations under this Agreement in the manner in which it considers to be the most effective and efficient;
11.2.2 oblige any party to incur any material additional cost or expense in excess of that required by its proper performance of its obligations under this Agreement;
11.2.3 relieve a party from any obligation under any indemnity contained in this Agreement [or the [Development and] School Agreement] or from any obligation to pay any debt due or payable under this Agreement [or the [Development and] School Agreement]; or
11.2.4 fetter the discretion of the parties in fulfilling their statutory functions.