Extension Course

Our Billings Ovulation Method® Extension Course offers teachers the opportunity ​to ​expand their knowledge by drawing on their ​teaching experience to identify what every chart is revealing.

English Extension Course Registration

The registration fee is $400 per person or $250 if re-taking. Meals will be on your own but options and information will be provided.


Ferely Medina

Title of talk:

Hormonal Contraception, risks and Side Effects- My Personal Testimony


Ferely Correa born in Venezuela, married and mother of 5, met her husband when they were studying engineering. They now share the same profession as chemical engineers. Previously, Ferely was working as a chemical analyst in Venezuela and Mexico in the oil and gas industry, then moved to Holland, and there, volunteered as a team coordinator of activities related to the expat areas in the Hague, at ACCESS magazine. Currently, she is blessed to be part of the NFP instructors in USA, teaching the Billings Ovulation Method. Teaching has taken her on a rewarding and beautiful journey learning more about her body, how it works and what could potentially damage it.