COULD SOMEONE PLEASE EXPLAIN THE DIFFERENCE?
Green is when you receive credit for the offer you complete.
Approval is after your account is checked by the admin of a site to make sure it is legit. After being approved, you are able to place an order. This usually takes anywhere between one to four weeks.
Please don't type in all caps.
Not to threadcrap or anything, but this has been answered many times, and is in the FAQs.