Not on the tie, but I used it to punch up the white shapes on the upper right. I'll draw lines around objects with white to help them stand out more. There's also one between the city in the BG and the frame of the hole.
man i love how sharp and pointy you make evrything! and yet thers so much flow in it! great work my friend! awssome details! your inks = masturbation time for me! ok no..js kidding, thas kinda kreepy! what im saying is your inks are fukin awesome! yeah shoulda said that in the first place haha