Bad service

I don't know what to do anymore.ucount rewards it's lie .they don't deliver what they promise.

I was told last week that what I got on my points us correct of 645 point s .but now I received the below message

Your UCount Rewards Points Balance is 6254 (R625.40) as at 05/04. You earned 10297 Rewards Points this month. If you'd been on Tier Level 5 you would've earned 15889. Visit the UCount Rewards website to see how to move up a Tier Level by using our Tier Estimator.