Noticed this loose/unravelled thread along the stitching on
When the hems on your pants come loose and you see a loose thread
Loose thread on leather jacket pocket
How to Fix Loose Threads on Clothes
How To: Fix a Pulled Stitch - D Magazine
Sewing Terms : A Glossary of 100+ Words - SewGuide
Knitting Without Tears, Book by Elizabeth Zimmerman
How to fix a dropped stitch in knitting - Easy method for beginners
How to Repair an Unraveled Seam - Home-Ec 101
Sewing Machine Thread Tension - Updated
How to Fix a Loose Thread!!! - The DIY Dreamer
Sewing vs. Stabbing: Two Methods of Stitching –