4.2.IOP will use its reasonable endeavours to make Publications available online in electronic form promptly after publication in print form and in general to make the Publications available online prior to delivery of the printed version to subscribers.
4.3.IOP will provide the Licensees and Authorised Users with a quality of service (in relation to the Web Site) comparable to similar online systems offering similar materials to similar users provided that IOP will not be responsible for the performance of the online system in so far as such performance is affected or determined by factors or circumstances outside the control of IOP including but without limitation all hardware, software, Internet access and telecommunications facilities established and maintained by the Licensees.