The Target here has been out of the $20 cards for a long time, and only a few of the $10 remain. Also, can't you ask 7-11 to put the $20 ones in their stores, they have a better bonus amount on them, but they carry only the $10 ones.
9615 E Old Spanish Trail
Tsn, Az 85748
They checked a couple stores in area, and they were out of the $20 ones too
Thank you !