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This modules enables you to add the United States Postal Service to your list of carriers.
You must have an UPS USPS account in order to use this module. You can register on their website.
Once you have your account set up, fill in the various fields from the module's configuration form, and validate. Once your PrestaShop is tied to the UPS USPS webservice, you can use the two other tabs, named "Categories Settings" and "Products Settings". The last tab gives you some help.
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