There are numerous scholars who have written on opening statements. I wish to provide you their unedited writings. The first is from the Advanced Trial Handbook found at http://caught.net/prose/advtt/hbopen.htm and states:
A good opening statement paves the way for a successful trial. It represents the attorney’s first opportunity to persuade the jury in the client’s favor. A trial attorney should develop the entire case during the opening and show that the evidence will prove that his or her client should win the case. Many have described the opening as the most important part of the case.
First and foremost, prepare your opening so that it tells a complete and interesting story. Do your best to avoid a bland, boring discussion of what the evidence will show. The opening should be “alive,” well organized, and persuasive. The theme of the case should be clearly and concisely presented. Highlight who the important witnesses are and what they will say. Further, you should identify the important documents and demonstrate what they will prove.
(Continue reading at the author’s website)