how do i send paypal payment? is it credit card or what? explain please as i really need a door bad!

1999 contour se sport- black mtx
-Duratec v6
-dual exhaust
-no resonator
-kkm induction system
-one loud stereo
-35% window tint
-18' Enkei CDR9's on Kumho Ecsta Supras.
-Audi A6 Sidemarkers
(Coming Soon, Very Soon.)
-SVT front and rear bumper.

2002 Passat V6 GLX 4Motion