-Shake the pen well.
-Hold the pen with the tip at the top and press with your thumb. (this lets all the air out for even distribution of ink out the tip)
-Now hold the pen with the tip at the bottom and press the pen down. (this lets the ink inside the pen to flow into the tip)
-You are now ready to write on any surface!
-To clean off, use mineral turpentine or alcohol.