Zippo is great. Free repairs (not counting shipping), customization, and awesome legacy.
When it comes to customizing your lighter, however, Zippo is very restrictive: you may only fit a certain size parameter, you cannot engrave the sides, and uploading image designs cost a whopping $15.
Custom engraving companies are willing to engrave your Zippo lighter... for a $10 minimum and about $2 a word. Restrictions also apply.
Having more time than I have money, I decided to engrave my Zippo lighter by myself.
This is the first time I EVER engraved something, and I got pretty satisfying results: You can do this too!
Here's an instruction video I made for a different lighter for a friend; essentially the same steps I took to make this Zippo lighter, except with more shortcuts (for lazy people):