It's rather slick.

create a private email through protonmail or something similar.

Sign up for a limited account at Bull Bitcoin

Enter whatever name you want 😜

Walk into any Canada Post office and say I want to put money on my account show them the QR code and pass them up to $999.99. Pay the $3.95 fee.

Go home and buy Bitcoin with the credit that's now on your bull Bitcoin account.

Transfer to cold storage

Done

Rinse and repeat