Many people were interviewed on the streets on San Francisco and were asked, “Do you keep cash on you?” Over 90% of those people said they do not. Some did not even carry a wallet and had their phones and the different apps that are available for payments.

The newest app for payment that is hitting the media is Venmo. Venmo is an app that allows you to pay family and friends in the US with a phone number or email, whether or not they have Venmo — all they need to do is create a Venmo account to claim their payment. Find friends automatically by syncing your Facebook or phone contacts.

So the question is, “Do you carry cash?”