(Makeh B'patish-מכה בפטיש Ep. 2) (#880) Understanding Important Concepts in the Melacha of 'מכה בפטיש' (Final Action).

many more items to be careful with in conjunction with SOSSAIR and structure (ceiling, floor, walls);

How to Deal With Putting Items Into the Refrigerator, for Example Sodas, That One Will Need for מוצאי שבת (Motzei Shabbos);

Various important examples which come up on Shabbos in conjunction with the halachas of perfuming or putting in a nice smell into an item;