Goddess Laxmi has always been worshipped by devotees for she is the divine consort of Lord Vishnu at whose feet She remains surrendered. She represents fortune, auspiciousness and wealth.
In the Saubhagya Lakshmi Upanishad, Goddess Laxmi is regarded as the divine giver of boons, the consort of Vishnu, the donor of wealth, of golden form, is adorned with a garland of gold, and a chaplet of silver. She possesses the sheen of gold, is in a fortress of gold, and dwells in the lotus. Maha Lakshmi yantra is also used in Diwali Festival for Laxmi Puja.
In various incarnations:
In the great epic Mahabharata, she on the order of Lord Vishnu personified wealth, riches, beauty, happiness, loveliness, grace, charm and splendor. Whenever Lord Vishnu descended on the Earth in various incarnations such as Rama and Krishna, Goddess Lakshmi too incarnated with Him like Sita, Rama’s wife and Radha, Lord Krishna’s Divine consort. Even Rukmini and Satyabama are taken as the forms of Laxmi
Mahalakshmi Yantra is the auspicious yantra for attaining causeless mercy of Goddess Laxmi. This Yantra is capable of attracting wealth and prosperity into life. Devi Mahalakshmi is seated on a blossomed lotus flower that blooms in muddy water. She signifies extreme purity which one needs to attain to live in this world untouched. Mahalakshmi Yantra may be placed in cash box, cupboard, purse or in temple of your house. Mahalakshmi Yantra must be worshipped with confidence and faith. It is believed that Yantra brings success and wealth through regular puja and mantra chanting.
It is believed that mere "Darshan" (sight) of this unique Mahalakshmi Yantra in the morning blesses the person with wealth. It bestows wealth, prosperity and good fortune on the worshipper. All desires are fulfilled by uttering the Mantra of this Goddess, and the worshipper never falls short of financial resources and material comforts.
First, purify your body and start with a clear and positive mind frame
Face the yantra and Light the incense or an oil lamp
Take the water with a leaf from any tree and sprinkle the water on yourself, followed by sprinkling the water on the Yantra. Wipe with a soft cloth
Lay a fresh flower and a fresh fruit in front of the yantra
Now concentrate on the tip of the Yantra. Now with all sincerity, ask the Goddesss for whatever you wish.