In speech introductions, reveal the topic clearly, establish credibility and goodwill, and preview the main points to be discussed in the body of the speech
Relate the topic to the audience: relate the topic to your listeners, they are much more likely to be interested in it (15. Introduction)
State the importance of your topic: tell your audience why they should think your speech is important, and should think about ways to demonstrate its significance in the introduction (15. Introduction)
Ways to get attention and interest in a speech:
Relate the topic to the audience
State the importance of the topic
Startle the audience with an arresting statement related to the subject
Arouse curiosity progressively with intriguing statements
Pose a rhetorical question to make listeners think
Begin with an attention-getting quotation
Tell a relevant story, whether provocative, amusing, dramatic, or suspenseful