You always get a biscuit
When you give blood.
And tea
And there IS a swipe card now (much better than crappy cardboard donor card). It's different colours depending how senior a donor you are. Maybe that was the first step?
(
psychobabble,
Thu 20 May 2004, 13:50,
archived)
blood cards
And the green cards are for vegan donors, who are in especially high demand and can be sold for a decent markup
( I could get sacked for even thinking this)
(
etchi,
Fri 21 May 2004, 23:17,
archived)