For this course we will be using a number of free services to help reduce the amount of configuration required and to allow you to focus on learning.
Before coming on this course please create a free account for Github and Heroku(the links will take you through to the signup pages)
Once you have these accounts you can then signup to the following services using your Github account. In both cases you will be taken through to Github to authorise access.
Security is not a dirty word, mostly. Given that we've just signed up to a load of services some of which use our credentials from another service it could be worth considering setting up two-factor authentication on your Github account.
Additionally, you will need your usernames and passwords for Github and Heroku on the day so either make them memorable or use a Secure Password Manager 🔗. And as a bit of further inculcation into the developer world here is xkcd's advice on passwords:
Now enough admin! Take a minute to pat yourself on the back: you now have everything need to complete the course!