Cutting between lettering on a cake that is attached. (Written in script). Eating cupcakes with writing on top of them.
If an Insect Is Flying Around a Person to the Point Where It's Extremely Bothersome, What Is One Allowed to Do?;
Is There a Way to Sweep a Carpet Inside the House?;
is one allowed to pull a thread to tighten a hem, cuff, button, etc. on Shabbos;