Before you go under the knife, you have to see many factors. The patient should be comfortable with  every factor which are—

Can I afford the surgery?—

Cosmetic surgery is costly and needs a careful plan and many visits to surgeon. Expenses are to be incurred on every thing. Generally, insurance companies do not cover cosmetic surgery expenses but the cost only in medical need.

Do I have the time?—

The surgery consumes time and involved several visits to the doctor. The healing process may take time and there is a need of time surety.

Can I get time off from work?—

You should have enough time to be away from work.

Can I avoid physical activity for long periods?–

You have to avoid serious activities for many weeks after surgery including lifting, running or even sexual activity, any activity that increases blood pressure. Decide this factor before operation.

Am I healthy enough?—

If patient has medical problems like heart problems, diabetes, high blood pressure etc, there is risk involved.

Am I strong enough?—

There can be depression for first two weeks due to bruises and swelling. You have to have emotional
 strength to overcome grief.

How will I explain to family/friends?–

Take family into confidence. You may face objection if your family is orthodox.

Can I tackle criticism?—

You should be able to face music from your peers.
 
Am I ready to handle potential side effects?

Decide beforehand. Do not be shocked of side effects later.

Do I have real expectations?—

You should expect improvement not perfection. That is the real approach. Discuss realistic outcome with surgeon before surgery.