ignition timing

I dont have the veci label under my hood... I tried to search for it on the web but still dind't find it. Anyone know what it says in detail and how do I adjust my ignition timing? Or maybe where I can get the label? Thanks.

I dont have the veci label under my hood... I tried to search for it on the web but still dind't find it. Anyone know what it says in detail and how do I adjust my ignition timing? Or maybe where I can get the label? Thanks.
do you mean the timming marks?