letter of advice(written notification from one bank to another concerning client transactions. Also applies to notices sent directly to customer notifying him that a letter of credit has been opened, funds have been transferred, and so forth); aviso(банковский документ)
notice(Factual information, advice or a written warning communicated to a person by an authorized source, often conveyed because of a legal or administrative rule requiring transmission of such information to all concerned parties; Фактическая информация, сообщение, письменное предупреждение, переданные лицу официальным источником часто во исполнение закона или административного правила, предписывающих передачу такой информации всем заинтересованным сторонам)