In this episode, we begin exploring Siman 317, focusing on the melacha (forbidden labor) of tying knots on Shabbat. The discussion centers around three halachic categories of knots—biblically prohibited, rabbinically prohibited, and permitted—and analyzes the key distinctions between them. We delve into whether a knot must be permanent or professionally tied to be forbidden, examine classic cases like tying camels or ships, and review disputes among the Rishonim and Acharonim, including the Rif, Rambam, Rashi, and Rema. Practical guidance is offered on when tying is permissible, especially regarding duration and intent to untie.