Twinkle Star Rewards
Click on the blue "coupons for you" banner at the bottom right of the screen and enter your email (no password required) to see your points balance.
(If you're on a mobile device, it's a blue shopping bag in the bottom right corner.)
Note: you do not have to wait for an email prompt to get credit for leaving a review. If you're logged into your customer account and verify your review, you'll get the 500 points!
Points = "Twinkle Stars"