| 2023-12-27 | Digital money |
| 2021-03-31 | Bitcoin, e.g. |
| 2021-02-28 | Virtual currency |
| 2019-08-25 | PayPal money and the like |
| 2019-07-31 | Venmo transfer, e.g. |
| 2018-01-28 | Bitcoin, e.g. |
| 2017-06-18 | Digital currency |
| 2016-12-05 | Bitcoins, for example |
| 2016-07-22 | What Google Wallet uses |
| 2015-10-11 | Digital money |
| 2013-07-23 | Online outlay |
| 2013-06-06 | PayPal funds, e.g. |
| 2013-03-07 | Digital dough |
| 2013-02-14 | PayPal money |
| 2013-01-17 | Bitcoins, e.g. |
| 2010-08-30 | Online money |
| 2010-05-18 | PayPal money, e.g. |
| 2009-06-19 | Direct deposits, e.g. |
| 2007-10-24 | Online currency |
| 2006-06-14 | Online shopper's expenditure |
| 2006-01-01 | Online shoppers might use it |
| 2002-12-12 | What online shoppers may spend |