On 15 Sie, 14:51, Krzysztof Halasa <k...@p...waw.pl> wrote:
>
> Nie wolno im przeciez.

http://usa.visa.com/personal/cards/prepaid/gift_card
_faq.html#anchor_23

"When using your Visa Gift card somewhere a tip may be appropriate
(such as a restaurants, bars, taxis, salons, barbershops, or health
and beauty spas) your transaction may be authorized for an additional
20% above your total bill. The actual tip amount is your choice."