diff --git a/snipcart/enums.go b/snipcart/enums.go
index d354e1b..20324ae 100644
--- a/snipcart/enums.go
+++ b/snipcart/enums.go
@@ -4,13 +4,14 @@ type OrderStatus string
 type NotificationType string
 
 const (
-	Processed  OrderStatus = "Processed"
-	Disputed   OrderStatus = "Disputed"
-	Shipped    OrderStatus = "Shipped"
-	Delivered  OrderStatus = "Delivered"
-	Pending    OrderStatus = "Pending"
-	Cancelled  OrderStatus = "Cancelled"
-	Dispatched OrderStatus = "Dispatched"
+	InProgress OrderStatus = "InProgress" // Open cart, not finalized
+	Pending    OrderStatus = "Pending"    // Waiting for payment/processing
+	Processed  OrderStatus = "Processed"  // Order completed
+	Disputed   OrderStatus = "Disputed"   // Order has dispute
+	Shipped    OrderStatus = "Shipped"    // Order shipped
+	Delivered  OrderStatus = "Delivered"  // Order delivered
+	Dispatched OrderStatus = "Dispatched" // Order dispatched
+	Cancelled  OrderStatus = "Cancelled"  // Order cancelled
 
 	Comment            NotificationType = "Comment"
 	OrderStatusChanged NotificationType = "OrderStatusChanged"