Patent ID: 7899742
Filing Date: 2011-03-01
Classification: G06Q

Abstract:
1. A method comprising: allocating, by a computer based system for administering a subsidiary account, a first credit line to the subsidiary account, wherein the first credit line is at least a portion of an available credit line of a parent account, and wherein the first credit line is provided by a first account issuer; authorizing, by the computer based system, a second credit line associated with the subsidiary account and provided by a second account issuer, wherein the second account issuer is situated in a second country that is different from a first country associated with the first account issuer; defining, by the computer based system, a subsidiary account spending capacity based on a currency of the first country, the first credit line, and the second credit line; determining, by the computer based system, an exchange rate corresponding to the currency of the first country and a currency of the second country distinct from the first country; determining, by the computer based system, an effective time period associated with the exchange rate; authorizing, by the computer based system, a purchase with a subsidiary account, wherein purchases made using the subsidiary account are limited by the subsidiary account spending capacity, and wherein, during the effective time period, purchases made using the subsidiary account in the currency of the second country are converted into the currency of the first country according to the exchange rate; and accommodating, by the computer based system, an emergency transaction in accordance with predefined criteria by allowing the subsidiary account to exceed the subsidiary account's defined spending capacity.