I try to finish, at least to the point of just having to quilt it. I have 2 waiting and am making another top. I'm in charge of charity quilts at my guild so I see how many tops get passed on to me because they have sat for years!! Good for the charity! Not so great for the quilters that start and have so much time & money in them. I think its' very individual but I get overwhelmed with more than 2 or 3 going