Paint shop pro. If you refer to "yukes" logo, well that came in an awful jpg from google
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If you refer to "missing bits" on the black mask it's because the black mask isnt the same from left to right. So when i copy, paste, and then "mirror" the paintjob (like from right side to left) there are some "missing bits" on the black mask, but not on the skin. Not that i see in viewer...
But you are right, i'm no professional i just make them because it's fun!
And sadly not all decals came in eps...
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so my "cutting" skills dont help
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Edit:- oh the black mask i use has grey borders, but they are "out" of the skin so you will not see them in viewer.
And sorry for my bad english!