How Reusable Blocks Are Used In Forms (Email, First Name, etc.)
The LifterLMS forms use reusable blocks for fields such as email, first name, and password. The reason for that is so if you update the field label on the ‘Billing Information’ form (appears on checkout), it will also update that field label on the ‘Edit Account’ form so you don’t have to do it in 2 places.