Abstract: A method includes a data processing computer receiving an authorization request message comprising a user device identifier, addition method data, and an amount for an interaction from a network processing computer. The network processing puter determined the user device identifier from a token associated with a first interaction type of a plurality of interaction types associated with a plurality of tokens. The data processing computer can then determine whether or not the user device identifier matches a stored user device identifier. If the user device identifier matches the stored user device identifier. then the data processing computer can further process the interaction using the user device identifier and the addition method data.

Abstract: A method for customized authentication of a subaccount includes: storing an account profile, wherein the account profile includes a structured data set related to a transaction account including a plurality of subaccounts, each subaccount including an associated account number, authentication rules, and authentication values; receiving a transaction message related to a payment transaction, wherein the transaction message includes a transaction account number and authentication data; identifying a specific subaccount in the account profile where the included associated account number corresponds to the transaction account number; and authenticating the authentication data based on the authentication rules and the authentication values included in the identified specific subaccount.

Abstract: Method of grinding cement clinkers comprising at least two kinds of clinker phases with differing grindability.

Abstract: A method for customized authentication of a subaccount includes: storing an account profile, wherein the account profile includes a structured data set related to a transaction account including a plurality of subaccounts, each subaccount including an associated account number, authentication rules, and authentication values; receiving a transaction message related to a payment transaction, wherein the transaction message includes a transaction account number and authentication data; identifying a specific subaccount in the account profile where the included associated account number corresponds to the transaction account number; and authenticating the authentication data based on the authentication rules and the authentication values included in the identified specific subaccount.

Abstract: A system and method to enable a gifter to surprise a recipient with a gift. The gifter, having access to certain information about the recipient, is able to set up a gift to the recipient via a gift web site, setting criteria for the gift. For example, the gifter may provide a gift for a predetermined amount that is redeemable at any merchant or merchant website. Alternatively, the gifter may provide a gift for a predetermined amount that may be redeemed only at a specific merchant or a specific merchant website. Still alternatively, the gifter may provide a gift the permits the intended gift recipient to purchase a predetermined number of items from any merchant or from a specific merchant. In this way the gifter provides a surprise gift to a gift recipient.

Abstract: A method includes establishing a credit account, setting a first interest rate and setting a second interest rate. The first interest rate is applicable to a first category of transactions charged to the credit account. The second interest rate is applicable to a second category of transactions charged to the credit account. The second category of transactions is different from the first category of transactions. The second interest rate is different from the first interest rate.