Use a conversational style more often. Speak naturally.
Look your audience in the eye so they will feel important.
Adjust your volume to the size of your audience and the venue.
Vary your rate or speed to keep your audience interested and to avoid a monotone pattern.
Master your voice and find your pitch level.
Use pauses when you emphasize the most important words, phrases or sentences.
Pronounce and enunciate words correctly.
Avoid fillers or expressions that substitute actual words in your speech because these words are distracting.
Start your speech by standing straight and balancing your weight.
Use precise movements. Avoid distracting mannerisms like swaying back and forth, leaning on the podium and licking or biting your lips.
Avoid having a poker face or a highly animated face. This is distracting and Annoyin
Dress properly and appropriately.
Observe ethics by coming prepared, being honest with your words, being polite, and avoiding offensive words.
Breathe in and out to relax before your speech. Have fun.