AdzBazar review: Payment balance

How many know that letting rented referrals expire will come at a cost depending on your membership the last line below. I know of two people who now have a minus balance in the money they have earned just because their referrals expired. What if a person cannot afford at that moment to re rent referrals. Are we being penalized? I have never seen a site do this take away money earned because you lost some referrals. Tos (Terms of service) 2.5 2.5. You can only rent referrals when they are available and within the limits of your current membership. Having more referrals than the allowed amount will result in the deactivation of the earnings from all referrals above your limit. Letting a rented referral expire, will come at a cost depending on your membership.