Not when you start missing important stuff like Dr. appointments. You get charged if you miss an appointment or don't call at least 24 hrs. in advance to cancel or change.
Some links in case you'd like to see his work: https://workshop.mitka.co.uk/cgi-bin/library?action=show_photos&wat_id=446&tk_id=974530383 https://workshop.mitka.co.uk/cgi-bin/library?action=show_photos&wat_id=190&tk_id=7434794 https://workshop.mitka.co.uk/cgi-bin/library?action=show_photos&wat_id=175&tk_id=20547619