How do i send my ps3 to get repaired when my warranty has expired?

May be...

my ps3 broke and i need to send it in

This how you can contact sony consumer services here a link for you. When they contact you back they will give all the info you need as were to send it and how to pack it in the box.

Call Sony

1-800-745-7669

just send it

but it will cost u $149