Well documented book

This book perfectly describes the life of a self-entrepreneur, without concessions, and we see that the state is extensively used as expenses all the same, we must not too short fantasize, the book is realistic.
Each situation is examined prior: student, staff member, retiree, employee, etc ...
There are a lot of beneficial organisms Address, we are not alone, and the authors are aware of any recent decree that often escapes us.
But in chapter Appendix, pages 207, 208 and 209 there is a long list of "excluded activities" under this system, and this list should have been the beginning of the book.