Self-help, personal development and practical advice

If you're a coach or course creator who struggles to attract clients and cash consistently, you're in the right place.

When this book was first written it was hailed as a cutting edge book that not only shook up human analysis with its observations and categorisation techniques but advanced the whole sector forward.

Aprenda como manter-se seguro e curar-se da Covid-19 e outras doenças através da leitura deste livro.