Yes. Canada stopped producing pennies in the fall of 2012. [0] The sky didn't fall. There was no great debate, no public opinion polls and politicians swearing heartily about the demise of our great nation. (Ok that's probably not true. For too many politicians that's all they do.) There was resistance when Canada dropped the $1 bill in favour of a Loonie (a $1 coin with the image of a loon on it). People bitched abo…
When Australia ditched the 1 and 2 cent coins, making 5 cents the smallest denomination, the rules were that transactions ending in 1, 2, 6 or 7 were to be rounded down to 0 or 5, respectively, and that 3, 4, 8 or 9 were rounded up, and that this was to be done at the _transaction_, not the _item_ level.
Several companies and utilities had to be reprimanded or fined due to doing it per item.