Refer a friend action for Rewards and Points
An excellent addition to the rewards and points plugin would be for existing users to be able to share a unique link, one which if results in either a purchase or account sign-up to generate points for that user.
Ms Revellious commented
Sadly, the code in the linked article simply doesn't work.
I've just find this
why don't include this code in your plugin woothtmes? :)
This would be a fantastic addition.