Let me tell you that even though you are not engaged in lecturing professionally, any person who is involved in the business world, in business, in teaching or in public life, very often have to do presentations, speeches or otherwise, need, to be able to effectively convince. Tell me, as a man or woman of business, do not ever had that present their project, their product, a group of people in the company of your potential customer? Has it not had to make any exposure to a group of potential customers in a fair, at a Congress in a few days? Even, surely you had to present your product or your company in any forum in which four or five people gathered, around him, how you felt?, what would have happened in all these situations, if instead of feeling nervous, having to improvise and be precipitate, you would have known and mastered the techniques of public speaking? What would have been the outcome? If you are in the! business, in education or in the associative world, perhaps in public life and mastered the art of convincing its partners, will transform the results immediately and never again feel frustrated! Learn how to convince and sell their ideas, learn how to manage the body and verbal language, discover how to achieve excellent results in their presentations, with this German Diaz Sosa titled Conference: thus speaks in public, effective presentations, and sellers of high impact. Details at: original author and source of the article.