You will use your email address to login and you will need to click on a link in an email before your account can be activated.
Passwords must be at least 6 characters in length.
Enter your password again for confirmation.
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Anyone who wants to do that is welcome to.
Don't focus on what others should do.
not everyone can fast, some people might have medical issues
If they want to, by all means let them. They shouldn't be forced to though.
Good point, pearl.