lamford, on 2016-March-28, 04:45, said:
They key word is agreement. If one card is empty, and the other is not ..
If it were the only difference between the two cards, then it may be because of an actual disagreement between the partners. But if one of the cards has lots of stuff missing lots of stuff, it's more likely that he was simply less dilligent in filling out the card (perhaps he was doing most of the talking, while his partner was taking notes).