I use it all the time. It takes a little getting used to refine your collimation. The laser will get you close but the start test is the ultimate test and will tell you a lot more. Your scope needs to be in temperature. You need reasonable seeing and pick a star close to the zenith. Also you can do it on a bench on an artificial star which I use all the time indoors or outdoors.
Here's the kind of patterns you can expect.