The Yeshivas send out their students on Purim to collect money. Unfortunately many of them get drunk and make a chillul Hashem while collecting.
R' Shteinman has some harsh words for the boys going so far as to call them armed robbers:
...There is a concern that they are doing it in a way that will cause a Chillul Hashem with their behavior. They are like armed robbers when they force people to give them money. It is clear that this is not the way to fulfill the mitzva of thanking Hashem that the Rabbis instituted on this day.
Here is the full text of the letter in Hebrew: