[Blackwood]

Credit card transactions are not possible in the offline mode as making credit card payment requires accessing the customer database, for which eventually an active internet connection is required. The merchant might advice you that it will accept, however the result will be a declined transaction.
Kak ja ponimaju rech idjet toka o debit kartah i o vvode v ruchnom rezhime. V nekotorije POS'i mozhno vvoditj v ruchnuju i bez offline rezhima. Pro RU vaapshe nichego neznaju tak kak po RU nikogda ne rabotal.
Ladno poh, ja chela ne tak ponjal, no ja vseravno ne asobo ponimaju sutj etoj zateii, tak kak ih mozhno obnalitj proshe v live rezhime. Tembolije ja ne ponimaju zachem nuzhen Authorization code jesli POS ne smozhet svezatsa s bankom i potverditj jego dlja utverzhdenija tranzi
Ladno udachi vam oboim s etim !