To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzes reviews to verify trustworthiness.
I must have not read the description very well - I thought is was 1 card for any one of these 4 restaurants. I felt like I was being cheap for getting 4$15 gift certificates rather than 1 for $60. I know it's the same, but to me, it's not what I expected.