What should I take as proof of the pre-booked reservation for the driver? 10 September 2021 16:46 Updated You can show the email, show the self-service portal or show the voucher (paper or digital) to the driver. Related articles Where will I meet the driver when I arrive? My payment confirmation and/or booking voucher haven't arrived by email. What should I do? Can I cancel my journey? What happens if my flight is delayed? What happens if I can't locate my driver?