But why not even things out by ignoring cost differentials between, say, letters and flats; cost differential put on the table by the USPS a decade ago?
There are cost differences that have changed in the past decade.
Here begin the souqs (the traditional markets) and your first taste of the old Jerusalem with its narrow, cramped alleys, dimly lit by bare bulbs, bustling with exotically-dressed peoples of many nationalities.