This is not visible to other members. It enables OutdoorLads to contact you by email. It is also used when awarding you personalized money off coupons, which are specific to your user email.
This is chosen by you and is visible to other members. It enables them, and OutdoorLads, to address you.
This is visible to other members and enables them, and OutdoorLads, to address you.
Providing your last name enables OutdoorLads to address you.