Best answer by Angelabikerbabe
Full article: https://community.purepla.net/threads/3114-Pure-Planet-£25-Amazon-voucher-referrals?p=14578&viewfull=1#post14578
If you don’t receive the email, open WattBot in your account, and type 'Where is my Amazon voucher'. Watt will take some info from you - your friend's name and address, and your friend's unique referral code. This info will then be handed to the PP team to check out.