How to work with lettering, numbers, pictures that are written on cookies.
(Temporary Ohel) Movable machitzas. Working with protective gates on the top of stairs. A halachic divider put up in a bedroom;
how to work with plastic tablecloths;
How much time is needed before or after shabbos to say it is "שכר שבת בהבלעה" (shabbos earnings included with weekday earnings).