However, this can be a bit too fancy sometimes and you might be wanting something a bit plainer with a bit more dignity. The answer is the straight edged hem.
This is a very easy hem to make.
Step 1: Beginning
With 3mm needles I cast on 36 stitches in gold yarn and knitted 7 rows in stockinette stitch. (One row plain and one row purl, starting with a plain row.)