Sadhna of Tara Mahavidya demands proper initiation by an able Trainer (Expert) but yet one can attain her blessings by other signifies of worship. Goddess Tara is delighted by chanting mantras, performing worship both on the image, or by the assistance of Yantras (mystical diagrams) and by sure rituals https://www.youtube.com/watch?v=GMMWwN9ho2U&t=6s