See all issues you can purchase individually here
Scroll down the page to see the covers of each issue, select the ones you want and then use the checkout page in the navigation bar to complete your purchase of 1 issue or multiple issues.
PDF immediately sent to your email address after you checkout. You can also get to your issues when you login and go to the dashboard if you need to access your information. You will be asked to create a username and password when you check out.