• Breathe (the more relaxed your breath is, the softer your voice will be)
• Speak slowly (get comfortable with pauses in speech and silence)
• Control volume
• Enunciate words right
• Try tongue twisters
• Use proper grammar
• Expand vocabulary (classical poetry)
• Practice whispering
• Relax vocal cords and mouth
• Do not end your sentence with a high pitch
• Speak less than more
• When you're nervous, count to 10 and think about what you want to say
• Stop saying swear words when you are about to say it, then stop and think
• Don't interrupt someone
• When someone interrupts you, don't stop with what you say, continue speaking at the same volume and pace
• In a presentation, walk and speak with every segment, don't be glued to one spot