You have all the opinions of people who are buying the services and products of Blue Sky Vineyard (Winery) near to the state of Illinois.
Right now this firm has a score of 4.5 out of 5 and the rating has been calculated on 172 reviews.
As you can read, the average score it has is practically the best, and it's based on a very large number of scores, so we can say that the score is quite accurate. If many people have bothered to leave their review when they are happy with the service, is that it works.
You know that we don't usually stop to put opinions when these are correct and we usually do it only if we have had a problem or issue...