They might be referring to the extra spacing around the punctuation in “$479. 00” and “transaction, please”. “Dear Customer, You” is also incorrect. The stand

They might be referring to the extra spacing around the punctuation in “$479. 00” and “transaction, please”. “Dear Customer, You” is also incorrect. The standard correction would be to add a newline after the comma (which presumably the scammer was unable to do), making it a spacing or perhaps capitalization error. But another valid fix would be to replace the comma with a colon, so you could argue it’s a punctuation error…