Cash only in a cashless society

Paulin and Sam met up to help Barbara and the SE5 Forum put up their gazebo and put out their merchandise and freebies on the tables at the Camberwell Green Farmers Market.

Unfortunately, the iPad/tablet Barbara had charged all week was not turning on and Paulin tried multiple attempts. Thus, today was going to be a cash only session, but already two potential buyers didn't have cash. We live in a cashless soceity...