Is one allowed to make the beds on Shabbos (e.g., fix up the pillows, sheets, blankets);
Some more important concepts about "SHEMA YISCHOK" (one might come to squeeze out a garment).
Understanding the Difference Between the Melacha of Kotzair-קוֹצֵר (Reaping) and Gozez-גּוֹזֵז (Shearing);