I want to be a model

Hello i am 17 years old,
2009-feb turning 18

There was 3 Star company find me before, but I didn't take it seriously before.
Now I am kidn of regret, so is there another way to be a model

Height: 170 cm
Weigth: 110 Pounds
Wasit: 24 Inch

Anything more must be considered?
THANKS!