Failing the voucher, options could be
No.23 from Eastern Road or from Elm Grove south of Queens Park Road (straight to the Amex)
or
No.25 from Lewes Road (straight to the Amex)
Single fare is £1.60
P&R are voucher only or Senior Bus Pass. No additional fee to pay.
As for individual vouchers, people still have not been informed, as far as I am aware. :shrug: