Originally Posted by
iahphx
Interesting of course. If you shop at the Giant PA stores, though, the calendar would not be your friend on this. Points roll to the end of the next month, and the last day of the sale would be May 31 -- so no free gas for July (when a lot of folks could probably use some).
Big IF here, but if any specific Visa UPC doesn't post points as it should as sometimes happen, you could try buying on the 31st then going back on the 1st asking for the credit.