The observations themselves can be learned fairly quickly. In one World Health Organization (WHO) study, 97 percent of women were able to identify the cervical mucus changes in the first cycle. Most people are familiar with taking a temperature reading and find it takes just a little effort to establish a habit of taking it upon waking. However, each woman’s situation and cycling pattern is unique, so personal attention is a very important component of instruction. This instructor/client interaction may take place face-to-face, over the phone, or in written or email correspondence. It is critical for a couple to learn from a certified SymptoPro Instructor.