Our guild has one and I'm in charge of it currently, When I give it back I'm buying one. I love it. Everything in quilting is an investment. Your basically paying for convince. I love piecing and do applique rarely so I would probably buy the dies for the quilts I do the most. Think of the quilts you do on a regular basis and get the dies that best suite you. They also have sets of dies you can buy and it come with a set. A great site for dies is
www.sewforless.com, sales all the time!!