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You can define as many price components as you want:
A rate table may have zero, one or more price breakdowns. The first price breakdown created is the default one. Additional price breakdowns, valid for specific sales channels may be created:
Select the price components you want to use in your breakdown and, if necessary, override the default computation rule:
Click on the CALCULATE PRICE button:
If needed, you can handle exceptions by modifying some amounts in the detailed price breakdown above.