Open a Project Template via CMD+O:
Save a Project Template via CMD+S (and select only the client's name):
Note that I use the presence of a dash plus space to check whether CafeTran Espresso's dash board is open or its UI.
Open a specific Project Template, in this case my default one, via CMD+D:
Note the neat trick to abuse the Go to folder dialogue box to select the name of the PT file.