Tail-Lights - Paint inside or out?

[TurboGuru]

Originally Posted by agamo

I always do both sides, this gives the closest look to the real thing, and you get a deep red/orange transparent color, in the outside a thin coat and in the inside a heavier coat.

And the bare metal never stick it to the back of the tail light, when possible stick it to the body or the parts that hold the tail light.

Thanks for this tip I will try it out - I can see how both sides would make it more realistic.