Abstract: Various aspects of the subject technology relate to completing a payment over a video call. A method includes initiating, a video call between a user and a vendor, the user and the vendor having a scheduled appointment comprising a specified duration of time. The method also includes directing the user to the video call through video call software. The method also includes receiving, from the video call software, a notification that the video call ended, the notification comprising video call metadata. The method also includes calculating, through an online marketplace, a total cost of the scheduled appointment based at least on the video call metadata and marketplace data. The method also includes generating, through the online marketplace, an invoice based on the total cost. The method also includes receiving payment information from the user regarding the invoice. According to aspects, the method includes a flash-to-pay option for payment.

Abstract: Various aspects of the subject technology relate to systems, methods, and machine-readable media for securely communicating personal information. The method includes receiving, from a user, personal information regarding the user. The method also includes storing the personal information in secure storage. The method also includes receiving, from a third party, a request for the personal information of the user. The method also includes receiving, from the user, authentication of the request for the personal information of the user. The method also includes in response to receiving the authentication, providing metadata to the third party comprising a promise to supply the personal information of the user, the metadata further comprising at least one of a timestamp, delta, or version number. The method also includes receiving, from a requestor, a notification for resolution of the promise, the notification identifying which of the personal information is required to complete a transaction.

Abstract: Various aspects of the subject technology relate to completing a payment over a video call. A method includes initiating, a video call between a user and a vendor, the user and the vendor having a scheduled appointment comprising a specified duration of time. The method also includes directing the user to the video call through video call software. The method also includes receiving, from the video call software, a notification that the video call ended, the notification comprising video call metadata. The method also includes calculating, through an online marketplace, a total cost of the scheduled appointment based at least on the video call metadata and marketplace data. The method also includes generating, through the online marketplace, an invoice based on the total cost. The method also includes receiving payment information from the user regarding the invoice. According to aspects, the method includes a flash-to-pay option for payment.