Setting up your banner image
To set your logo to appear on confirmation emails and receipts, you must go to Settings --> Company Details --> and find the box 'Banner Image'
To get your banner image, you must first find an the image on an online source such as your website, google images, or Facebook. Once you have found the image and opened it up, you must right-click on the image (Or on macs, control-click), then scroll down and select 'Copy Image Address'.
Then, paste this address in the Settings --> 'Company Details' --> 'Email Banner Image'
Once you do this, your logo will then show up on outgoing communication to your clients, such as confirmation emails, and receipts.