מחמת חסרון כיס Machmas Chesron Kis: Foods and ספרים (Seforim) for Sale, אתרוג (Etrog), Etc;
Tearing Apart a Six-Pack of Leben, Yogurt, Ices, etc.
Does One Have to Use a Utensil (כלי) or Just Using One's Hands Is Enough for the Melacha;