<|im_start|>user
What are the acceptance criteria for a new user registration feature?<|im_end|>
<|im_start|>assistant
1. The registration form must include fields for username, email, and password.
2. Each field should have appropriate labels and placeholder text to guide the user.
3. The username must be unique, and an error message should display if it is already taken.
4. The email field should validate the format of the email and notify users of any errors.
5. The password must meet complexity requirements (minimum length, inclusion of uppercase, lowercase, numbers, and special characters) with feedback provided.
6. Upon successful registration, the user should receive a confirmation email and be redirected to the welcome page.
7. The registration process should be responsive and accessible, adhering to WCAG 2.1 standards.<|im_end|>

<|im_start|>user
What are the acceptance criteria for a new user registration feature?<|im_end|>
<|im_start|>assistant
1. The registration form needs to have a username field.
2. Don't forget to include an email field in the registration.
3. Make sure there's a password field as well.
4. Users should get an error message if the username is taken.
5. The email must be in the correct format, so check that.
6. Passwords should be complex enough, like having uppercase letters and numbers.
7. After registering, users should go to the welcome page.
8. Lastly, ensure the form is easy to use and looks good on all devices.<|im_end|>

What are the acceptance criteria for a new user registration feature?