What does the Torah mean when it writes that "the gift passed before him"?
Seforno: It means that it passed before him for inspection, to ensure that it was arranged to his satisfaction, in accordance with his specifications.
Why does the Pasuk write "Al Panav" and not 'Lefanav?
Of what significance is the fact that Yaakov slept that night in the camp?
Ramban: He slept in the camp together with his servants and shepherds, not in his own tent, in preparation for the arrival of Esav, who might attack them at any moment.
Ha'amek Davar: He slept on the ground amidst his servants, and not in his tent, like the way of a master.
QUESTIONS ON RASHI
Rashi writes: "He too is angry...." Why does Rashi write this in the present tense?
Gur Aryeh (to 32:19): Rashi means that even this Pasuk was for the messengers to say to Esav; 'The gift passed by, angering him, and he spent that night at the camp.'