Measure and pin before you cut anything.
The dropped hem
A hem that comes loose on one side is one of the most common clothing problems, and one of the easiest to put off. The garment still technically fits. The hem just hangs unevenly, catching on things, looking careless, getting worse every time it is washed. The repair is often a ten-minute job: find the original fold line, pin it back, and stitch it in place. The original length is usually still visible as a crease, so there is no guesswork about where the hem belongs. If the entire hem has come undone, the work is the same, just longer. Press or finger-set the fold, pin at intervals, stitch with small stitches that do not show prominently on the outside, and press the finished hem according to the care label.
Simple alterations have one hard rule
Shortening a pair of pants or taking up a simple skirt is well within household skill. The process is straightforward: wear the garment with the shoes you intend to pair it with, mark the finished length, check that the mark is even all the way around, pin or baste, try it on again, and only then make any permanent change. The hard rule is that you measure and confirm before cutting. A stitch that is wrong can be removed. A cut that is wrong may not be reversible, and the fabric you removed is gone. This is the single most common mistake in home alterations, and the simplest to prevent.
Beyond basic length changes, a few other adjustments are reasonable at home: moving a button slightly, reducing minor excess at a straightforward seam, or repairing an elastic casing. Anything that involves reshaping a tailored jacket, relocating a zipper, reconstructing a lined coat, or substantially changing the fit of a garment is professional work. Knowing where that line falls is part of the skill.
A mistaken stitch can be removed. A mistaken cut cannot. Measure twice, pin once, cut only after confirmation.
Pressing is not ironing
After a hem repair or an alteration, the garment usually needs pressing to look finished. Pressing is different from running an iron back and forth across the fabric. You place the iron, apply heat and steam as appropriate, lift, and move to the next spot. This controlled approach reduces distortion and works better on seams and folds. The care label tells you what temperature the garment tolerates. If the label is missing or you are unsure of the fiber, start low and test on an inside seam allowance before pressing the front. The reading covers pressing technique, heat settings, and when to use a press cloth. The action step asks you to repair or alter a real garment and press the finished work, because the pressing step is what separates a repair that looks done from one that looks mended.
The reading for this module
This is the core reading for the module. Take it with your earlier work beside you.
Repair a hem or make a simple alteration, then press it.
Find a garment that needs a hem repair or a simple length adjustment. Measure and pin before making any permanent change. Complete the repair, then press the finished work according to the care label. Record what you changed and whether you tested fit before making a permanent alteration.