SOVT exercises, such as straw therapy, are an effective way to warm up, cool down, keep the vocal folds vibrating efficiently, and to release tension.
If a clear, strong voice is essential in your job, then you need good vocal hygiene strategies to protect, repair and keep your voice in healthy working order.
Speech Pathologists help with communication. Look for a Certified Practising Speech Pathologist with additional training in your area of need eg. voice care.
Voice projection will help build your confidence as a speaker, give you a natural authority, and help you hold attention. Learn how to project your voice without straining.