A seam finish helps keep the edges of your seam allowance from fraying with use. Lucy and Angela from Sew Essential show 5 ways you can finish your seams. Included are a straight seam finished with a serger or overlock stitch, a French seam, a flat felled seam, bias bound seams, and princess seams.
Click the link below to go to their tutorial:
How To Finish Seams: 5 Techniques Every Sewer Should Know, by Sew Essential
[photo from Sew Essential]