When doing a speech you need a good topic and a plan on how it will be prepared and presented. when presenting always keep eye contact with the group you are speaking to. You dont want to be looking at your paper every two secounds. so try to memorize at least most your speech. Your also need to talk clearly to get your main point to who ever your talking to. Good posture is also a good thing to have. Stand up stright and try to move your arms and hands when nessesarry. lastly always try to talk powerfully and make points that will get the peoples attintion.