A processing unit and a mobile identity information controlled financial account device may communicate. The processing unit receives at least one digital representation of a biometric, obtains identity information using the at least one digital representation of the biometric, and determines whether or not to transmit an authorization signal to the mobile identity information controlled financial account device that enables use of the mobile identity information controlled financial account device in at least one transaction involving at least one financial account. The mobile identity information controlled financial account device may be usable for the at least one transaction when the mobile identity information controlled financial account device receives the authorization signal. The processing unit may also receive a first digital representation of a biometric for a first person along with at least one permission to assign regarding the mobile identity information controlled financial account device for a second person.