Originally Posted by Blue Bell

OK, Most likely, when you are sewing your mini patchwork, you are sewing slowly. However, when sewing long seams, we usually sew faster, but when we are approaching the end of the seam line, if sewing too fast, the machine tends to make the patchwork go off to the right, and no longer do you have the 1/4 inch seam line. Now that is as clear as mud!