Is the prohibition on the giver or the receiver. Paying a non-Jew.
A deeper understanding into the 5 conditions needed to fold something on Shabbos and one should be careful to fold their TALIS on Motzi...
the bottom line on staining a cloth or a towel by wiping one's hands on it; wiping one's hands on the same color towel;
what is one supposed to do in cases of emergency that come up on Shabbos!;