Your full name will be displayed only to your direct contacts. For contacts 2 Network away from you, your name and first letter of second name will be displayed. All others will see only your first name.
Sign UP to edit your personal profile and check how to add your personal advertisement to your profile. Helps in generating some pocket money.
Beware of work at home, assembly, loan, posting etc scams. Do more research and avoid getting scammed.
Don't get personally involved with anyone u meet online - it might lead you and your family into trouble.