This is very on point. I will also add that client who is not paying is usually care way less. Also, if client can not pay this quite often in my practice meant

This is very on point. I will also add that client who is not paying is usually care way less. Also, if client can not pay this quite often in my practice meant that what they are working on is not good idea to start with (there are exceptions of course!) It all boils down to client should have some stake in the game.