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Advantages of using this method

The advantages of using this method are:

1. The amount Amount charged to the card is exactly the same as the invoice value, as it is not charged until the card is  charged only at the invoice print stage. This is handy for situations where back orders, product substitutions, or freight charging might happen.
2. Fewer charge backs if goods can't be shipped.
3. Customers prefer not to be charged until their goods ship.

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The disadvantages of using this method are:

1. There is a A chance that authorisation to charge has expired by the time the goods are shipped, the authorisation has expired and the card can't be charged. The expiration time frame to expiry is generally 7 days for VISA and MasterCard, 14 days for American Express.
2. The money is received by the merchant later than would be under the purchase set up where the Merchant receives money later than if card is charged on checkout. 

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