1. Username's length must be between 5-30, all characters have to be alphanumeric or dot (.) or underscore (_). You can't put two dots consecutively and the first or last character can't be a dot.
2. Make sure to insert a registered email.
3. Password's length must be between 8-20, have at least one uppercase, lowercase, alphabet, and number, and have at least one of special characters (, ! @ - . # ? _ &).
4. You must be at least 18 years old to register.
5. Make sure to agree to the company's policy by checking the box.