サイトによるとこのサービスは The new feature will mean significant savings for families or friends travelling together on Sundays and holidays. ということで、友達も適用されるのではないでしょうか。
If you池e a purchaser of TransLink痴 Monthly Adult FareCards, your money just stretched a little further with a new feature recently added to the Card.
Beginning May 5, on Sundays and holidays, a total of six people ・two adults (14 and older) and up to four children (13 and under) ・can ride on a single Adult FareCard, West Coast Express 28-Day Pass or Employer Transit Pass (does not apply to Concession Passes). A child can be substituted for one adult passenger.
The new feature will mean significant savings for families or friends travelling together on Sundays and holidays. In most cases, it offers adults a cheaper option to driving and parking, and gives kids a fun way to travel.