You now have the option to enable Hubstaff send you the receipts for your subscription plan. To enable this, go to you billing page:
Click on the “Receipts” button towards the top-right of the page.
On the Reciepts window, click the “Receipt Settings” button towards the bottom-left.
Next, enable the “Send me my Receipts” option, and enter the email address that you’d like those sent to.