Hilchot Shabbat 1:13-14 (Writing Two Letters Vs. an Entire Letter)
6:40 pm
We learned that a person is only liable on Shabbat if he does “Melechet Machshevet” – that is, what he intended to do in the first place. If so, if a person intends to write a document on Shabbat but only finishes half of it, why is he liable?