Purchase History is empty
Receipts are made available in Purchase History for products purchased with a credit card from training.linuxfoundation.org after June 21, 2020.
Please be aware that you have to validate the email address on that LF Login account before you can load the Purchase History section. If you have not yet completed that step on your account, logout of the portal and log back in... you should be prompted to validate your email as the first step. Once you have validated your email and then logged back in, go to the Purchase History section. (It may take up to 15 minutes for the page to load, so please click on Purchase History and then check the page again after 15 minutes if needed.)