There is provided a method of synchronizing a portable device with an online user account. The method comprises establishing a first connection between the portable device and an online application, receiving data from the online application concerning the online user account, including a persona, updating the portable device with a portable user account corresponding to the online user account, including the persona, terminating the first connection between the portable device and the online application, recording modifications to the portable user account on the portable device after terminating the first connection, establishing a second connection between the portable device and the online application, uploading the modifications to the portable user account recorded on the portable device to the online application, and updating the portable user account according to modifications to the online user account performed by the online application to synchronize the portable user account with the online user account.