How do you blow smoke rings

The lips need to form an "O" shape, the kind of shape a person would exhibit while saying the word, "oooh."

First pack the cigarette or cigar well. Begin taking a drag as you normally would. A large drag will work the best, however, More?

Or menthol variety are best, as well as cigars. A light cigarette will still work but the smoke is weak and it just doesn’t..MORE?

Point your tongue downward and form your lips into an "O" shape as if you were going to say "Boo." This will take some (more?)