Originally Posted by littlewinglet

Seems to be store-dependent. At one store I can do whatever I want, at another, I got flagged down by an old woman as soon as I typed 500 into the card load screen. No idea how she knew so fast.

She sent me to buy them at a manned checkout, where one card had a debit load failure. I ended up getting a refund in cash since my cards already got charged.