We encourage you notify us of your needs at the time of booking, to guarantee the availability of specific equipment or services. Please note that 60 days' advanced notice is needed for sign-language interpreting and 30 days' advanced notice if you need special-needs equipment or services. If we do not receive enough advance notice, we will make reasonable efforts to provide requested equipment and/or services. You must provide 72 hours' advance notice if you are travelling with a group of 10 or more passengers with disabilities.