What can be used to soften a client's hair before cutting?

Using conditioner to soften a client's hair before cutting is an effective technique because it helps to hydrate and detangle the hair, making it more manageable. When hair is conditioned, it becomes less prone to frizz and splits, allowing for a smoother cutting experience. This softening effect results in a more precise cut and can significantly enhance the overall look and feel of the hair.

Conditioners are formulated to penetrate the hair shaft and add moisture and nourishment, which is particularly beneficial in achieving a clean, even cut. This process can help in assessing the hair's texture and density, thereby enabling the barber to make informed decisions regarding the desired style and the cutting techniques to be employed.

The other options do not provide the same level of benefit for softening hair prior to cutting. Hair gel, for instance, primarily provides hold and style rather than hydration. Moisture spray, while it can add some hydration, may not be as effective as conditioner in softening and preparing the hair for cutting. Previous haircut residue is generally irrelevant to the task of softening the hair and could even hinder the cutting process if not removed properly.