I am not allowed to sell them anymore 🙁

Paypal and credit/debit card.

Please choose the Paypal payment option, when it redirects you to the Paypal gate choose " I don't have a Paypal account"

Since there's only Paypal gate your data is as secure as Paypal itself is. Which is pretty safe.

Yes, a pdf attachement in your email.

Please check your spam folder.

The smell will wear out, I promise.