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Creation of Qr Code with contact info -VCard - best for android
Important Qr code readers have problem with read address and i deleted it from code buy if you want add addres you can use note field
Important that you insert number with contry code prefix like +39 ( Italy ) without +
Important taht addres string is created like in example street,city,state,postal code, country. All part separated with ','
if you want you can pass only some of the parameters like bellow