Feedback/Ratings works based on the type of booking.
Escort booking (within last month): Not confirmed: Leave feedback only.
Escort booking (within last month): Confirmed: Leave feedback + Rating.
Pre-booked Phone Chat: >4 credits, less than 24 hours ago
Sale Items: Is winner/purchaser or seller
DirectChat: call was answered and was >240 seconds
DirectCam: Session was >240 seconds