I too, am a professional longarmer. I too take great pride in my work. I have un-quilted many portions of quilts that did not meet my standards. I always check my work during and after to make sure everything is right. You are paying for a professional service and deserve that. All the time and money you have already put into a quilt should not be wasted. Let her know this is how you feel, if she is a friend, she will learn from you. If not go to someone else, there are a lot of us out there. Check around in your area and ask others who they use and why.