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After you have enabled the module, now you can use it regularly for storing your clients' addresses into your database. Just go to your "add client" menu and click the "+" sign next-to the address heading.
You can also easily add new addresses to previously added clients by locating their data and add the address within the address menu.
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This is an example of a client data that store more than 1 address:
Adding More Address Types, Countries, and Provinces
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