They make use of the cell phone number for a proxy to transfer funds instantaneously between lender accounts. If I'm going to ship a Bizum from my BBVA account to my friend's account in Santander, BBVA asks Bizum to translate my Close friend's contact number to his bank account variety, https://edgarmmifz.wikicommunications.com/4707270/the_greatest_guide_to_tarot_por_bizum