Can I still earn cashback on top of partner merchants’ existing discounts? December 24, 2020 06:41 Updated Yes. The cashback is an additional reward from Rely. It can be used alongside any existing discounts. Related articles How can I earn cashback? How do I know if my transaction is eligible for cashback? How can I use my cashback? How long do I have to wait for cashback to be credited into my account? Why have I been charged a late fee? Comments 0 comments Article is closed for comments.