They are using this to monitor the Earth-Moon distance right? Could that kind of experiment interfere with this research? And for bouncing do you need to be pre

They are using this to monitor the Earth-Moon distance right? Could that kind of experiment interfere with this research? And for bouncing do you need to be precisely aligned, is the moon motion around the Earth sufficient compared to the speed of light to show up in the form of the beam not coming back exactly to the position of the sender?