What the difference between getting your har cut at a salon and getting itcut at home?

If you have the right shears. Whats the difference. Im not talking about cutting your hair in a fancy hair style. Just straight cutting and trimmingWhat the difference between getting your har cut at a salon and getting itcut at home?
It should be fine if you know what your doing. My mom used to cut her own hair and it looked fine. Salons are expensive.What the difference between getting your har cut at a salon and getting itcut at home?
why is this in the music player section???
at home=free


salon=money