Here's a few ways to draw (mainly female) lips:

Follow this step by step tutorial:

Coloring in lips: (Copic Markers)

(I grabbed like a wayy too dark marker SEVERAL times, so it turned out a tiny bit darker then I meant too, but whatever- right?)

Side View:

Hopefully this helped!

bijou_kyrielle

(Part 2 coming soon)

-Lashagore