The school book is completely demanded by the universities of Monterrey as the UDEM, ITESM and UANL. This kind of agendas is very requested by students to organize their events fun and effective, as it has sections of notes, phones, organizing teams and all sheet day of the year to be able to organize the most important things in those days. School books are highly useful for the academic performance of all students and it is also a way of connecting to these students in a surprising way. School books are made to organize the students, because it is very true that the youth of today, have an exaggeration of events in a single semester, such as: symposiums, conferences, talks, parties, conferences and not to mention the classes, tasks, jobs, etc. It is very important that students have control of everything they do, so that this type of books, are essential for the academic development of the preparatory, vocational and postgraduate student. The school books are very popular in almost all universities in the country, since it is a fun and easy way to carry all your events in order. School book is highly effective, so that students be organized, because nowadays amounts of people who study studying professional is them essential an agenda that allows them to schedule their activities, because all the events are important and therefore it is of the utmost importance write down them and have a great organization.