Wash and detangle the hair
Towel-dry until damp
Decide the desired layer length
Part the hair into sections
Clip the top sections out of the way
Bring the first section forward
Comb the hair smooth
Hold the hair at the desired angle
Cut the first guide length
Use the first cut as a guide for the rest
Release the next section
Match each section to the guide
Cut small amounts at a time
Check both sides for evenness
Blend the layers with point cutting if needed
Trim any uneven ends
Style and inspect the final shape