I could be wrong, but I read her post as meaning she was posting to those that were doing this multiple times. But I do agree with you, of course people should take advantage, but some people do it overtly so and order 2+ and that is what eventually kills this for others or ALL.
i agree on multiple uses but i took the OP to mean anyone who buys something that retails for less than $50 & causes the cheaper items to sell out more quickly