1.Your electrologist should be able to test your skin reaction using all 3 methods-Thermolysis, Blend and Galvanic and to choose the method which make less skin reaction.
2.The probe must be insulated. That type of probe will treat the lower 2/3 of the follicle and will protect the upper 1/3.
3.To reduce the possibility of Hyperpigmentation use Ice immediately after treatment and even during the treatment.