Hi, Just Lee, Go the BH&G.com --crafts--quilting-- binding
This is a wonderful video that will surely help you with your binding problems. to connect the beginning edge of binding to the ending edge cut the starting piece in a straight line (along the short edge)sew all the way around the quilt and then cut the ending edge on a 45 degree angle along the short edge with 4 or so inches of extra fabric for play, Turn the angled edge under 1/2 inch or so for the hem, press, and slip this end over top of the beginning straight edge. Hard to explain. When you become sure of yourself you can move on the the real mitered joining of the binding edges. Width of the binding piece is not so important. Just fiddle with it to get the proper stitch placement.