Vim: Seven habits of effective text editing
I often times want to increase my Vim knowledge, but the main problem with most vim documentation that I find is there is too much of it! A good article with only a few new things in it actually ends up being incorporated into my vim spellbook more than a list of ten thousand incantations with little expository text.
This piece is written by the main author of vim, Bram Moolenaar. It focuses on coders.