If your favorite pen has suddenly stopped working, don’t panic! Poor ink flow occurs due to a variety of reasons. The most common are temperature changes and lack of use. Try scribbling on scratch paper with the pen to regain ink flow. If the pen doesn’t start writing, remove the refill from the pen and try the following methods: 1) Heat water to just below boiling point and leave the refill in it with the tip facing down for 10-15 minutes to warm up the ink and encourage flow. Then dry the refi