Save "מנהג רמאות 
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מנהג רמאות
Review the גמ׳ from yesterday with רש״י
In some cases the גמ׳ refers to the wrongdoing as מנהג רמאות and in other cases the person is called a רשע
What is the difference?
What is the essence of the wronging that gives one such a title?
One point which seems to help the מפרשים determine this is understanding in the cases of one being מהפך after something did he put more effort into acquiring the object than sending a שליח or less effort.
Learn the עצמות יוסף
Learn מהרש״ל
Learn the מאירי
How do you think רש״י learns?
Learn תוס ד״ה עני
How would you answer תוס׳ questions for רש״י ?